Source wording can vary by vehicle and suffix. It is shown as written, not as a universal diagnosis.
JAGUAR
Reported code forms P0038
"SITUATION: THE ENGINE MALFUNCTION INDICATOR LAMP (MIL) MAY BE ILLUMINATED. UPON DIAGNOSIS, THE TECHNICIAN MAY FIND DIAGNOSTIC TROUBLE CODES (DTC) RELEVANT TO THE MID-CATALYST AND POST-CATALYST HEATED OXYGEN SENSORS…
INFINITI
Reported code forms P0038
IF YOU CONFIRM: The MIL is ON and any of the following DTCs are stored in the ECM: - P0037, P0038, P0057, P0058, P0139, P0159, P0141, P0161, P0137, P0157, P0138, P0158 ACTION: 1. Refer to step 6 in the SERVICE PROCEDURE…
NISSAN
Reported code forms P0038
IF YOU CONFIRM: Any of the following DTCs are stored in the ECM: - P0037, P0038, P0057, P0058, P0139, P0159, P0141, P0161, P0137, P0157, P0138, P0158 ACTION: Refer to the FLOW CHART in this bulletin. See this bulletin…
BUICK, CHEVROLET, GMC
Reported code forms P0038
This Preliminary Information communication provides information to the technician about vehicles that have a Service Engine Soon Malfunction Indicator Lamp on. Technician may find a Diagnostic Trouble Codes P0030,…
TOYOTA
Reported code forms P0038
MALFUNCTION INDICATOR LAMP (MIL) ON, DIAGNOSTIC TROUBLE CODE (DTC) P0037, P0038 OR P0136. *NM