Feb 17, 2014 · 7E8 ENGINE CODE - Hyundai Cars & Trucks question. $7E8 and the $7E9 are fuel/ air intake codes, as for the P1326 Ok, this code is set when the knock sensor detects vibrations from engine rod knock, however, it may be set falsely due to incorrect knock sensor logic programming in the engine control module. Diagnosing the 7E8 Code. If the 7E8 Code appears on your car’s diagnostic system, the first step is to clear the Check Engine light or use a scanner to reset the CE. This may resolve the issue, and the Code will not reappear. Repairing the 7E8 Code. Suppose this Code appears after clearing the Check Engine light or resetting the CE.Apr 28, 2022 · The 7ea engine code chevy silverado isn’t actually a malfunction code. This 7ea trouble code will be shown when the OBD scanner requires additional input, for example, information about the kind of elements being examined. When you connect an OBD-II scanner to your vehicle and select the “$7E8: Engine” option, you’ll see a page containing trouble codes related to your vehicle’s engine. These codes indicate that there’s a potential problem in the engine that you need to fix.A faulty FTPS can provide inaccurate readings, causing the 7E8 engine code to be triggered. To resolve this issue, inspect the FTPS for any signs of damage and replace it if necessary. A faulty seal of the fuel pump: The fuel pump seal ensures a proper connection between the fuel pump and the fuel tank.The 7E8 is more of a menu for the engine data stream than a code. It represents the data stream of the car’s engine and also indicates air pressure loss in the evaporative emission control system. Often, when this engine code comes up, it implies an engine powertrain. Engine codes help you to identify any potential engine problems so you can ...Nov 29, 2016 · I recently had the OBD port scanned and, lo and behold, three control module codes came up: $7EB, $7EA and $7E8. The dealership insists that this is perfectly normal and is refusing to diagnose it even though my car is still covered under the one-year bumper to bumper warranty. They say its not a problem unless the check engine light comes on. When you connect an OBD-II scanner to your vehicle and select the “$7E8: Engine” option, you’ll see a page containing trouble codes related to your vehicle’s engine. These codes indicate that there’s a potential problem in the engine that you need to fix.I have a 2010 chevy silverodo that displayes three codes ($7EA, $7E8 and $7EB) I cleared the codes and the light stays off untill I use the remote start. then the engine starts and quits after about 3 … read morePost both and see if it makes any since but agreed the codes are odd. Brian. 2007.5 GMT-900 Chevrolet Silverado 2500HD CC/LB LTZ 4x4 Summit White. 4-18-2007. Powered by the LMM Duramax 365hp/660tq coupled to the MW7 Allison 1000 6-speed through the NP1 NP263XHD Transfercase. DuramaxTuner for EFI-Live with DSP5 ECM Tune and TCM tune.That is what they call a "generic" code. Some OBD11 or OBD2, "same thing", scanners will give a $7E8 and $7EA. together and maybe a $7E9. These are for a sub menu. Click on each one separately and you should or might get a regular "P0" code if your scanner has the supported module. If not either get a better scanner orRepair costs associated with replacing a bad MAF sensor, average $230-280 in parts and labor, while a damaged oil pan can run anywhere from $570-630 in parts and labor. To properly diagnose the 7E8 code, visit a reliable service center.Think car OBD2 Scanner Code Reader for Car – $130.44 to $154.90. ABS/ SRS and Engine complete OBD reader with Wi-Fi update and 28-reset. Read and erase any faulty codes easily, and it works on more than 1000+ car makes. It comes with a big five inches touch screen and Android 7.0, which makes it portable.Sep 24, 2013 · Your $7E8 and the $7E9 are fuel/ air intake codes, as for the P1326 Ok, this code is set when the knock sensor detects vibrations from engine rod knock, however, it may be set falsely due to incorrect knock sensor logic programming in the engine control module. Codes $7E8, $7E9 and P1326? - CarGurus.ca Hi. I think you bought a new scan tool. No Problem. 7E8 and 7E9 are subcategories for the engine and transmission. Scroll down some more. OBD2 engine codes will always start with "P". Example: P0300- Random misfire. Good Luck.Mar 26, 2013 · GMCustomerService · #10 · Sep 4, 2013. toddparrino said: I have a 2012 3500. A few months ago the check engine light came on. When I took it to get looked at on my local auto hobby shop, I received three codes from the shop. The codes are $7E8, $7EA, and $7EE. 7e8 engine code - 2005 Ford F 350 Super Duty. Posted by Anonymous on Apr 25, 2013.6 How to Test an Engine Code? 6.0.1 1) Find the vehicle’s OBD port; 6.0.2 3) Enter your vehicle’s information; 6.0.3 4) Read codes on the computer; 6.0.4 5) Record the codes that appear; 6.0.5 6) Understand the code meaning; 6.0.6 7) Erase the Code; 7 FAQ Section. 7.1 What is engine code 7E8? 7.2 What is engine code 7E9? 7.3 Is the Engine ...I have a 2010 chevy silverodo that displayes three codes ($7EA, $7E8 and $7EB) I cleared the codes and the light stays off untill I use the remote start. then the engine starts and quits after about 3 …$7E8 and the $7E9 are fuel/ air intake codes, as for the P1326 Ok, this code is set when the knock sensor detects vibrations from engine rod knock, however, it may be set falsely due to incorrect knock sensor logic programming in the engine control module.Jul 30, 2023 · Error code $7e8 is a diagnostic trouble code that indicates air or fuel intake into the engine control system, thereby leading to a loss of air pressure in your vehicle’s evaporative emission control system. Recommended: P1122 Code - Throttle Position Sensor Circuit Intermittent Low Voltage Jul 30, 2020 · If You have a code 7E8 that means that there is a problem somewhere within the engine. You will need to use a more advanced scan tool to read the rest of the code to help pin point the problem. Frequently it is a catalytic converter problem though on BMW vehicles. Code 7E8 in a BMW means that there is a problem with the catalytic converter. What are the sub menus for these codes $7E8 n $7E9 my code reader will not pull them up ? need help 2005 Chysler 300 Limited 3.5 engine . will not start or turn over will just click . Help thanks David in needFound this on a Google search. p2098 $07E8 Post catalyst fuel trim system too lean bank 2. p2272 $07E8 o2 sensor signal stuck lean bank 2 sensor 2. Probably best to rescan yours with a specific BMW code reader such as INPA or a Creator 310+ handheld scanner that will have a better explanation of the codes. The code you have points to too much ...Hi! My check engine light turned on today and keeps blinking, we got code 07e8 and 07e9, and the throttle response is sluggish. Its a 2016 Kia Sorento 2,2 diesel engine with automatic transmission. Re … read moreJan 22, 2023 · Diagnosing the 7E8 Code. If the 7E8 Code appears on your car’s diagnostic system, the first step is to clear the Check Engine light or use a scanner to reset the CE. This may resolve the issue, and the Code will not reappear. Repairing the 7E8 Code. Suppose this Code appears after clearing the Check Engine light or resetting the CE. How do i get the codes and what they mean for a 04. Go to your local autozone or advance auto. They will scan the codes for you. Write down the codes, then google them. The OBD-II codes are based on a universal chart, with only a few exceptions. You can also post back here, and someone here will teach you what each code you encounter means, and ... (YIKE!) my ODB II scanner says codes 7E8 and 7E9. 7E8: Engine, 'no code stored in module' 7E9: A/T, PO882 TCM power input signal low turned off car. wouldnt start because battery was still too weak. jumped car again. this time i let the car sit idle for 20min. check engine light still on but transmission light is off. same readings with OBD II ...If You have a code 7E8 that means that there is a problem somewhere within the engine. You will need to use a more advanced scan tool to read the rest of the code to help pin point the problem. Frequently it is a catalytic converter problem though on BMW vehicles. Code 7E8 in a BMW means that there is a problem with the catalytic converter.Please include year make model in all Vehicle related question. Thanks Your $7E8 and the $7E9 are fuel/ air intake codes, as for the P1326 Ok, this code is set when the knock sensor detects vibrations from engine rod knock, however, it may be set falsely due to incorrect knock sensor logic programming in the engine control module.That is what they call a "generic" code. Some OBD11 or OBD2, "same thing", scanners will give a $7E8 and $7EA. together and maybe a $7E9. These are for a sub menu. Click on each one separately and you should or might get a regular "P0" code if your scanner has the supported module. If not either get a better scanner orJul 8, 2013 · $7e8 code engine - Buick Enclave question. Battery drain on 04 park ave Battery is draining in hours and the alternator gets hot even when shut off. replaced the battery and had the alternator rebuilt making sure the shop replace the diodes and the regulator. put them back on and the same problem, if i remove the bat 1 fuse drain stops car runs but no dash lights , ac and other items don't ... Sep 24, 2013 · Mopar Certified. Dodge Technician. Vocational, Technical or Tra... 8,409 satisfied customers. 2012 dodge charger srt8 threw codes 7e8 and 7e9 after dealer. 2012 dodge charger srt8 threw codes 7e8 and 7e9 after dealer performed a oil change and brake service. … read more. Nov 29, 2016 · I recently had the OBD port scanned and, lo and behold, three control module codes came up: $7EB, $7EA and $7E8. The dealership insists that this is perfectly normal and is refusing to diagnose it even though my car is still covered under the one-year bumper to bumper warranty. They say its not a problem unless the check engine light comes on. May 8, 2020 · I have a 2010 chevy silverodo that displayes three codes ($7EA, $7E8 and $7EB) I cleared the codes and the light stays off untill I use the remote start. then the engine starts and quits after about 3 … read more Sep 6, 2019 · Different scan tool display engine powertrain , transmission powertrain and ABS system. These 3 control modules for the scan tool to read. the fault codes will be in the engine control module, but the 7E8 is letting you know there are codes, you need to select the engine control module to read the codes. same for 7E9 Mar 26, 2013 · GMCustomerService · #10 · Sep 4, 2013. toddparrino said: I have a 2012 3500. A few months ago the check engine light came on. When I took it to get looked at on my local auto hobby shop, I received three codes from the shop. The codes are $7E8, $7EA, and $7EE. When you connect an OBD-II scanner to your vehicle and select the “$7E8: Engine” option, you’ll see a page containing trouble codes related to your vehicle’s engine. These codes indicate that there’s a potential problem in the engine that you need to fix. Code $7E8 NANCY BORUCKI HESTER MEMBER 2010 CHEVROLET HHR 94,000 MILES Check engine light sometimes comes on. Code reader says $7E8. I can’t find anyplace that can tell me what this is/what needs to be repaired. Had exhaust system checked and there is no problem there.Sep 6, 2019 · Different scan tool display engine powertrain , transmission powertrain and ABS system. These 3 control modules for the scan tool to read. the fault codes will be in the engine control module, but the 7E8 is letting you know there are codes, you need to select the engine control module to read the codes. same for 7E9 The codes are a menu of systems that the OBDII scanner can access. OBDII scanner interprets the codes and displays the menu. Some scanners can't solve these codes and show the codes instead of the interpretation. Clicking on the code menu will read the OBDII codes (e.g. P0420 or P0455), if any, from that system. Menu Code 7E8 ($07E8): Engine SystemNov 4, 2013 · A code P0128 may mean that one or more of the following has happened: 1-Low engine coolant level 2-Leaking or stuck open thermostat 3-Faulty cooling fan (running too much) 4-Faulty coolant temperature (ECT) sensor 5-Faulty intake air temperature (IAT) sensor Jun 14, 2019 · That is what they call a "generic" code. Some OBD11 or OBD2, "same thing", scanners will give a $7E8 and $7EA. together and maybe a $7E9. These are for a sub menu. Click on each one separately and you should or might get a regular "P0" code if your scanner has the supported module. If not either get a better scanner or So, I bought a 2008 Jeep Patriot Sport 2.4L CVT Transmission about a little over a month ago from a used dealer. So far, we've had to unclog the sunroof drains, replace thermostats, replace radiator, change spark plugs, do a transmission fluid exchange and filter change, oil change, change all the other filters, and about to replace the front and rear struts. You can fix this engine code by repairing faults or malfunctions in the transmission system. Engine code 7EA. The OBD scan tool will display this engine code when it needs more information about the engine control unit 3. You can fix this engine code by scanning ECU #3 and fixing faults. Engine code 7EBMar 24, 2019 · 16 Answers. Your $7E8 and the $7E9 are fuel/ air intake codes, as for the P1326 Ok, this code is set when the knock sensor detects vibrations from engine rod knock, however, it may be set falsely due to incorrect knock sensor logic programming in the engine control module. So, the first step is to determine if there is an actual engine rod ... Aug 7, 2018 · The codes are a menu of systems that the OBDII scanner can access. OBDII scanner interprets the codes and displays the menu. Some scanners can't solve these codes and show the codes instead of the interpretation. Clicking on the code menu will read the OBDII codes (e.g. P0420 or P0455), if any, from that system. Menu Code 7E8 ($7E8): Engine System Jan 12, 2023 · Check engine light - Remember that the 7E8 code is related to the engine powertrain. The check engine light will light up on the dashboard when the engine has an issue. The 7E8 code will be stored whenever the engine has a problem, and the CEL will illuminate. Poor engine performance - Your vehicle will have a hard time going uphill, especially ... A faulty FTPS can provide inaccurate readings, causing the 7E8 engine code to be triggered. To resolve this issue, inspect the FTPS for any signs of damage and replace it if necessary. A faulty seal of the fuel pump: The fuel pump seal ensures a proper connection between the fuel pump and the fuel tank.Oct 29, 2017 · The codes are a menu of systems that the OBDII scanner can access. OBDII scanner interprets the codes and displays the menu. Some scanners can't solve these codes and show the codes instead of the interpretation. Clicking on the code menu will read the OBDII codes (e.g. P0420 or P0455), if any, from that system. Menu Code 7E8 ($7E8): Engine System Sep 24, 2013 · Your $7E8 and the $7E9 are fuel/ air intake codes, as for the P1326 Ok, this code is set when the knock sensor detects vibrations from engine rod knock, however, it may be set falsely due to incorrect knock sensor logic programming in the engine control module. Codes $7E8, $7E9 and P1326? - CarGurus.ca Some scanners can't solve these codes and show the codes instead of the interpretation. Clicking on the code menu will read the OBDII codes (e.g. P0420 or P0455), if any, from that system. Menu Code 7E8 ($7E8): Engine System. Menu Code 7E9 ($7E9): Transmission System. Menu Code 7EA ($7EA): Engine Management.Different scan tool display engine powertrain , transmission powertrain and ABS system. These 3 control modules for the scan tool to read. the fault codes will be in the engine control module, but the 7E8 is letting you know there are codes, you need to select the engine control module to read the codes. same for 7E9A code P0128 may mean that one or more of the following has happened: 1-Low engine coolant level 2-Leaking or stuck open thermostat 3-Faulty cooling fan (running too much) 4-Faulty coolant temperature (ECT) sensor 5-Faulty intake air temperature (IAT) sensorFound this on a Google search. p2098 $07E8 Post catalyst fuel trim system too lean bank 2. p2272 $07E8 o2 sensor signal stuck lean bank 2 sensor 2. Probably best to rescan yours with a specific BMW code reader such as INPA or a Creator 310+ handheld scanner that will have a better explanation of the codes. The code you have points to too much ...(YIKE!) my ODB II scanner says codes 7E8 and 7E9. 7E8: Engine, 'no code stored in module' 7E9: A/T, PO882 TCM power input signal low turned off car. wouldnt start because battery was still too weak. jumped car again. this time i let the car sit idle for 20min. check engine light still on but transmission light is off. same readings with OBD II ...A code P0128 may mean that one or more of the following has happened: 1-Low engine coolant level 2-Leaking or stuck open thermostat 3-Faulty cooling fan (running too much) 4-Faulty coolant temperature (ECT) sensor 5-Faulty intake air temperature (IAT) sensorTrouble code $7E8 for 2006 toyota prius. $7E8 and the $7E9 are fuel/ air intake codes, as for the P1326 Ok, this code is set when the knock sensor detects vibrations from engine rod knock, however, it may be set falsely due to incorrect knock sensor logic programming in the engine control module. Jan 09, 2020 • Toyota Cars & Trucks.7E8 and $7E9 are sub-menus for the Engine and Transmission. You need to select one and press enter. It will then give you the code for that submenu. the code will be 4 digits and start with either a P,B,C,or UMechanics use these codes to identify what part of the engine is having issues. While some engine codes are fairly straightforward, others can be more difficult to decipher. The 7E8 and 7E9 engine codes represent an issue with the engine control and transmission management, respectively.The codes are a menu of systems that the OBDII scanner can access. OBDII scanner interprets the codes and displays the menu. Some scanners can't solve these codes and show the codes instead of the interpretation. Clicking on the code menu will read the OBDII codes (e.g. P0420 or P0455), if any, from that system. Menu Code 7E8 ($7E8): Engine SystemAug 2, 2020 · 7E8 and $7E9 are sub-menus for the Engine and Transmission. You need to select one and press enter. It will then give you the code for that submenu. the code will be 4 digits and start with either a P,B,C,or U Apr 25, 2013 · $7E8 and the $7E9 are fuel/ air intake codes, as for the P1326 Ok, this code is set when the knock sensor detects vibrations from engine rod knock, however, it may be set falsely due to incorrect knock sensor logic programming in the engine control module. Post both and see if it makes any since but agreed the codes are odd. Brian. 2007.5 GMT-900 Chevrolet Silverado 2500HD CC/LB LTZ 4x4 Summit White. 4-18-2007. Powered by the LMM Duramax 365hp/660tq coupled to the MW7 Allison 1000 6-speed through the NP1 NP263XHD Transfercase. DuramaxTuner for EFI-Live with DSP5 ECM Tune and TCM tune.EXPERT. Hi, These two terms are really not codes, at least not diagnostic trouble codes. The 7E8 is an engine data menu. The 7E9 is the same for the transmission. Is the check engine light staying on when the engine is running? Are you experiencing any engine or transmission issues?Dec 12, 2011 · Post both and see if it makes any since but agreed the codes are odd. Brian. 2007.5 GMT-900 Chevrolet Silverado 2500HD CC/LB LTZ 4x4 Summit White. 4-18-2007. Powered by the LMM Duramax 365hp/660tq coupled to the MW7 Allison 1000 6-speed through the NP1 NP263XHD Transfercase. DuramaxTuner for EFI-Live with DSP5 ECM Tune and TCM tune. 5 satisfied customers. Check Engine Light came on. Used a fried's diagnostic. Check Engine Light came on. Used a fried's diagnostic machine and it showed codes: $7E9:A/T and $7E8:Engine … read more.When you connect an OBD-II scanner to your vehicle and select the “$7E8: Engine” option, you’ll see a page containing trouble codes related to your vehicle’s engine. These codes indicate that there’s a potential problem in the engine that you need to fix.Dec 27, 2020 · Check engine light is on, three codes listed $7EB, $7E8, and $7EA. On steady. No blinking. 2010 Camaro SS, Plugged in - Answered by a verified Chevy Mechanic Eric. 55,110 satisfied customers. I just ran a scan on my 07 silverado because I got an alert. I just ran a scan on my 07 silverado because I got an alert on dash saying low oil pressure turn engine off. codes that are coming up are 7E8 … read more.What does BMW fault codes $7E8:Engine mean ? Whats about BMW fault code $7EC ? Its a 2008 328i base sedan. It idled a little rough last night. This morning it started rough, ran for about three minutes and shut off. I plugged a Cen-Tech brand reader in and those codes appeared.The 7E8 is more of a menu for the engine data stream than a code. It represents the data stream of the car’s engine and also indicates air pressure loss in the evaporative emission control system. Often, when this engine code comes up, it implies an engine powertrain. Engine codes help you to identify any potential engine problems so you can ...Jul 9, 2021 · 5 satisfied customers. Check Engine Light came on. Used a fried's diagnostic. Check Engine Light came on. Used a fried's diagnostic machine and it showed codes: $7E9:A/T and $7E8:Engine … read more. 16 Answers. Your $7E8 and the $7E9 are fuel/ air intake codes, as for the P1326 Ok, this code is set when the knock sensor detects vibrations from engine rod knock, however, it may be set falsely due to incorrect knock sensor logic programming in the engine control module. So, the first step is to determine if there is an actual engine rod ...Apr 28, 2020 · (YIKE!) my ODB II scanner says codes 7E8 and 7E9. 7E8: Engine, 'no code stored in module' 7E9: A/T, PO882 TCM power input signal low turned off car. wouldnt start because battery was still too weak. jumped car again. this time i let the car sit idle for 20min. check engine light still on but transmission light is off. same readings with OBD II ... Jul 8, 2013 · $7e8 code engine - Buick Enclave question. Battery drain on 04 park ave Battery is draining in hours and the alternator gets hot even when shut off. replaced the battery and had the alternator rebuilt making sure the shop replace the diodes and the regulator. put them back on and the same problem, if i remove the bat 1 fuse drain stops car runs but no dash lights , ac and other items don't ... The 7e8 engine code is one of the most common codes, meaning that it can be caused by many things. Some possibilities are: A bad throttle position sensor (TPS). The TPS sends information to the engine computer so that it knows how much air is entering your car's cylinders. If this part fails, it will cause a 7e8 engine code to appear on your car's dashboard or in its data log. A broken wiring ...The codes are a menu of systems that the OBDII scanner can access. OBDII scanner interprets the codes and displays the menu. Some scanners can't solve these codes and show the codes instead of the interpretation. Clicking on the code menu will read the OBDII codes (e.g. P0420 or P0455), if any, from that system. Menu Code 7E8 ($7E8): Engine SystemWhen you connect an OBD-II scanner to your vehicle and select the “$7E8: Engine” option, you’ll see a page containing trouble codes related to your vehicle’s engine. These codes indicate that there’s a potential problem in the engine that you need to fix.6 How to Test an Engine Code? 6.0.1 1) Find the vehicle’s OBD port; 6.0.2 3) Enter your vehicle’s information; 6.0.3 4) Read codes on the computer; 6.0.4 5) Record the codes that appear; 6.0.5 6) Understand the code meaning; 6.0.6 7) Erase the Code; 7 FAQ Section. 7.1 What is engine code 7E8? 7.2 What is engine code 7E9? 7.3 Is the Engine ...Jan 17, 2023 · A faulty Purge Control Solenoid Valve fails to respond to the control signals, which the system detects as a problem. The control module then activates the 7e8 engine code to alert the driver about the issue. 06. Faulty Seal of the Fuel Pump. The fuel pump seal or gasket prevents the fuel oil leakage onto the cam case. The $7 at the start represents mode 7. The E8 and E9 represent different modules or parts of the vehicle from where the codes are retrieved. E8 represents the engine control module while E9 represents the transmission control module. In short: 7E8 means a request code from ECM. 7E9 means a request from TCM.
Mar 26, 2013 · GMCustomerService · #10 · Sep 4, 2013. toddparrino said: I have a 2012 3500. A few months ago the check engine light came on. When I took it to get looked at on my local auto hobby shop, I received three codes from the shop. The codes are $7E8, $7EA, and $7EE. . 6 month cd rates dollar100k
If your car’s dash displays a 7EB code, it implies that an issue with the car’s diagnostic control module has been found. This isn’t similar to a regular check engine light, which indicates that the engine has an issue. Also, remember it’s different from the 7ea engine code. This code is usually generated when there is an issue with the ...You can fix this engine code by repairing faults or malfunctions in the transmission system. Engine code 7EA. The OBD scan tool will display this engine code when it needs more information about the engine control unit 3. You can fix this engine code by scanning ECU #3 and fixing faults. Engine code 7EB Some scanners can't solve these codes and show the codes instead of the interpretation. Clicking on the code menu will read the OBDII codes (e.g. P0420 or P0455), if any, from that system. Menu Code 7E8 ($7E8): Engine System. Menu Code 7E9 ($7E9): Transmission System. Menu Code 7EA ($7EA): Engine Management.Jul 8, 2013 · $7e8 code engine - Buick Enclave question. Battery drain on 04 park ave Battery is draining in hours and the alternator gets hot even when shut off. replaced the battery and had the alternator rebuilt making sure the shop replace the diodes and the regulator. put them back on and the same problem, if i remove the bat 1 fuse drain stops car runs but no dash lights , ac and other items don't ... Jun 14, 2019 · That is what they call a "generic" code. Some OBD11 or OBD2, "same thing", scanners will give a $7E8 and $7EA. together and maybe a $7E9. These are for a sub menu. Click on each one separately and you should or might get a regular "P0" code if your scanner has the supported module. If not either get a better scanner or Nov 11, 2020 · Joined Apr 21, 2014 Posts 1 Reaction score 0 Ram Year 2013 Engine 5.7L When you connect an OBD-II scanner to your vehicle and select the “$7E8: Engine” option, you’ll see a page containing trouble codes related to your vehicle’s engine. These codes indicate that there’s a potential problem in the engine that you need to fix. The codes are a menu of systems that the OBDII scanner can access. OBDII scanner interprets the codes and displays the menu. Some scanners can't solve these codes and show the codes instead of the interpretation. Clicking on the code menu will read the OBDII codes (e.g. P0420 or P0455), if any, from that system. Menu Code 7E8 ($7E8): Engine SystemThe codes are a menu of systems that the OBDII scanner can access. OBDII scanner interprets the codes and displays the menu. Some scanners can't solve these codes and show the codes instead of the interpretation. Clicking on the code menu will read the OBDII codes (e.g. P0420 or P0455), if any, from that system. Menu Code 7E8 ($7E8): Engine SystemJun 11, 2018 · The codes are a menu of systems that the OBDII scanner can access. OBDII scanner interprets the codes and displays the menu. Some scanners can't solve these codes and show the codes instead of the interpretation. Clicking on the code menu will read the OBDII codes (e.g. P0420 or P0455), if any, from that system. Menu Code 7E8 ($7E8): Engine System A faulty FTPS can provide inaccurate readings, causing the 7E8 engine code to be triggered. To resolve this issue, inspect the FTPS for any signs of damage and replace it if necessary. A faulty seal of the fuel pump: The fuel pump seal ensures a proper connection between the fuel pump and the fuel tank.A code P0128 may mean that one or more of the following has happened: 1-Low engine coolant level 2-Leaking or stuck open thermostat 3-Faulty cooling fan (running too much) 4-Faulty coolant temperature (ECT) sensor 5-Faulty intake air temperature (IAT) sensor1 Answer. SOURCE: engine code $7E8: engine. $7E8 and $7E9 are sub menus for the Engine and Transmission. You need to select one and press enter. It will then give you the code for that sub menu. Posted on Apr 27, 2012.1. Remove the Mass Air Flow (MAF) housing, inspect the area near the screen. If flashing is noted, remove it. Refer to the latest version GM bulletin PIP4683..