Source wording can vary by vehicle and suffix. It is shown as written, not as a universal diagnosis.
BUICK, CADILLAC, CHEVROLET, GMC
Reported code forms P0021
This Preliminary Information communication provides information to the technician about vehicles with a Service Engine Soon Malfunction Indicator Lamp on. Technician may find Diagnostic Trouble Codes P011, P0014, P0021,…
BUICK, CADILLAC, CHEVROLET, GMC
Reported code forms P0021
CADILLAC/BUICK/CHEVROLET/GMC: DUE TO CAM ACTUATOR CODES SET - DTC P0011, DTC P0014, DTC 20024, DTC P0021 AND NO OTHER DRIVABILITY ISSUES, THE ENGINE EUN STICKER SHOULD BE INSPECTED, BEFORE REPLACING ACTUATOR. *PE
SUBARU
Reported code forms P0021
DIAGNOSIS AND REPAIR FOR AVCS-RELATED DTCS P000A, P000B, P000C, P000D, P0011, P0014, P0021 AND P0024
BUICK, CADILLAC, CHEVROLET
Reported code forms P0021
This Preliminary Information communication provides information to the technician about vehicles with a Service Engine Soon Malfunction Indicator Lamp on. Technician may find Diagnostic Trouble Codes P011, P0014, P0021,…
BUICK, CADILLAC, CHEVROLET
Reported code forms P0021
This Preliminary Information communication provides information to the technician about vehicles with a Service Engine Soon Malfunction Indicator Lamp on. Technician may find Diagnostic Trouble Codes P011, P0014, P0021,…
BUICK, CADILLAC, CHEVROLET
Reported code forms P0021
This Preliminary Information communication provides information to the technician about vehicles with a Service Engine Soon Malfunction Indicator Lamp on. Technician may find Diagnostic Trouble Codes P011, P0014, P0021,…
PORSCHE
Reported code forms P0021
Concern: Diagnosis of Failed Camshaft Adjuster Element Information: The following fault codes may be stored in the DME when a camshaft adjuster element fails: Mass Air flow: P0068, P1074 Cylinder Misfire: P0300 Fuel…
MAZDA
Reported code forms P0021
MAZDA: SOME VEHICLES MAY EXHIBIT A MALFUNCTION INDICATOR LAMP (MIL) ON WITH DIAGNOSTIC TROUBLE CODES (DTC) P0011, P0012, P0021 OR P0022. THIS ISSUE MAY ALSO CAUSE P0340, P0341, P0344, P0345, P0346, OR P0349 CODES TO BE…
BUICK, CADILLAC, GMC, SATURN
Reported code forms P0021
DTC'S P0011, P0014, P0021, P0024, P0341, P0346, P0366, OR P0391. WITH 3.6 LY7 OR LLT. *NJ
UNKNOWN
Reported code forms P0021
THE CHECK ENGINE LIGHT ILLUMINATES AND SETS P0011, P0012, P0021 OR P0022. MAKE UNKNOWN. MODEL FP805 2003-2004. REPAIR INFORMATION REVIEW. *TT
CADILLAC
Reported code forms P0021
ENGINE RUNS ROUGH ON LIGHT ACCELERATION DURING THE FIRST TWO MINUTES OF A KEY CYCLE AND SETS DIAGNOSTIC TROUBLE CODES (DTCS) P0011, P0014, P0021, P0024, P0300. SIT BULLETIN 1404987. *TT