GM fault codes
17,703 codes · 2,212 vehicle records · 180 ECU records · 10,756 live-data parameters
Codes 17,703
| Code | Description | Brands | System |
|---|---|---|---|
| P2B85 | Kylvattenpump underhastighet | 9 | Powertrain |
| P2B86 | Coolant pump 'A' overspeed/air in system | 11 | Powertrain |
| P2B87 | Coolant Pump 'A' Under Speed | 9 | Powertrain |
| P2B8F | Turbocharger/supercharger 'B' temperature sensor circuit | 10 | Powertrain |
| P2B90 | Turbocharger/supercharger 'B' temperature sensor circuit low | 10 | Powertrain |
| P2B91 | Turbocharger/supercharger 'B' temperature sensor circuit high | 10 | Powertrain |
| P2B92 | Turbocharger/supercharger 'B' temperature sensor circuit range/performance | 10 | Powertrain |
| P2B93 | Ohjausluukun asentoanturi 'A' ylitti oppimisrajan | 9 | Powertrain |
| P2B94 | Wastegate-positiesensor 'B' leergrens overschreden | 9 | Powertrain |
| P2B95 | Koude start inspuitpulsprestatie | 12 | Powertrain |
| P2B96 | From 224 To 896 rpm | 10 | Powertrain |
| P2B97 | Uitlaatdrukregelklep 'A' positie leergrens overschreden | 9 | Powertrain |
| P2B98 | Uitlaatdrukregelklep 'A' voeding laag | 9 | Powertrain |
| P2B99 | Uitlaatdrukregelklep 'A' stuurstroom/temperatuur te hoog | 9 | Powertrain |
| P2B9A | Sirkuit sensor kualitas reductan intermiten/acak | 9 | Powertrain |
| P2B9B | Vehicle conditions incorrect for particulate matter sensor regeneration | 10 | Powertrain |
| P2BA0 | Coolant pump 'C' underspeed | 9 | Powertrain |
| P2BA1 | Coolant pump 'D' underspeed | 9 | Powertrain |
| P2BA2 | NOx Nitrogen Oxides Sensor. Sensor A. - Loss Or Error In Messages | 9 | Powertrain |
| P2BA4 | Kinerja gas umpan katalis | 9 | Powertrain |
| P2BA7 | NOx exceedance - empty reagent tank | 26 | Powertrain |
| P2BA8 | NOx exceedance - interruption of reagent dosing activity | 22 | Powertrain |
| P2BA9 | NOx exceedance - insufficient reagent quality | 27 | Powertrain |
| P2BAA | NOx exceedance - low reagent consumption | 22 | Powertrain |
| P2BAB | NOx exceedance - incorrect EGR flow | 19 | Powertrain |
| P2BAC | NOx exceedance - deactivation of EGR | 18 | Powertrain |
| P2BAD | NOx exceedance - root cause unknown | 22 | Powertrain |
| P2BAE | NOx exceedance - NOx control monitoring system | 20 | Powertrain |
| P2BB3 | Prestasi litar sekunder pam bahan api | 9 | Powertrain |
| P2BB4 | Sirkuit sensor suhu pendingin mesin 4 intermiten/acak | 9 | Powertrain |
| P2BB5 | Sirkuit sensor suhu pendingin mesin 5 intermiten/erratic | 9 | Powertrain |
| P2BB7 | Kylvätsketemperaturgivare 6 krets område/prestanda | 10 | Powertrain |
| P2BB8 | Kylvätsketemperaturgivare 6 krets låg | 10 | Powertrain |
| P2BB9 | Kylvätsketemperaturgivare 6 krets hög | 10 | Powertrain |
| P2BBA | Brake Lining Wear Sensor | 9 | Powertrain |
| P2BBC | Turbocharger/supercharger bypass valve 'A' position sensor circuit low | 10 | Powertrain |
| P2BBD | Turbocharger/supercharger bypass valve 'A' position sensor circuit high | 10 | Powertrain |
| P2BBE | Turbocharger/supercharger bypass valve 'A' position exceeded learning limit | 10 | Powertrain |
| P2BBF | Turbocharger/supercharger bypass valve 'A' supply voltage low | 10 | Powertrain |
| P2BC0 | Turbocharger/supercharger bypass valve 'A' driver current/temperature too high | 10 | Powertrain |
| P2BC1 | Aftertreatment Fuel Pressure Sensor Short Circuit To Ground | 12 | Powertrain |
| P2BC2 | DTC Check -1C | 12 | Powertrain |
| P2BC3 | Charge air cooler coolant pump 'A' control module overtemperature | 12 | Powertrain |
| P2BE8 | Hybrid/EV-akuston esilatauskontaktorin ohjauspiiri 'B' auki | 10 | Powertrain |
| P2BEA | Hybrid/EV-batteriets förladdningskontaktorkrets 'B' låg | 10 | Powertrain |
| P2BEB | Hybrid/EV-batteriets förladdningskontaktorkrets 'B' hög | 10 | Powertrain |
| P2BFB | Avgasflödeskontrollventil 'B' styrprestanda | 9 | Powertrain |
| P2C01 | Drivstofftrykkregulator 'D' ytelse | 9 | Powertrain |
| P2C02 | Brandstofdrukregelaar 'D' regelcircuit/open | 9 | Powertrain |
| P2C03 | Bränsletrycksregulator 'D' styrkrets låg | 9 | Powertrain |
Some brand data is extracted from diagnostic files and may contain manufacturer-specific wording. General SAE J2012 descriptions are used where available.