P0503

Vehicle Speed Sensor 1 Erratic

NHTSA 10162529 ↗

CHRYSLER

Flash: Powertrain Control Module (PCM) Updates This bulletin involves reprogramming the PCM with the latest available software. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation, a technician may find one or more of the following DTCs have been set: P06E9 - Engine Starter Perfor…

CHEVROLET

This preliminary informational bulletin provides a diagnostic tip for a customer concern of Malfunction Indicator Lamp (MIL) on, and technician finding DTC P0503 only set with no other symptoms.

CHEVROLET

This preliminary informational bulletin provides a diagnostic tip for a customer concern of Malfunction Indicator Lamp (MIL) on, and technician finding DTC P0503 only set with no other symptoms.

HYUNDAI

DIAGNOSTIC TROUBLE CODE (DTC) P0130 (OXYGEN SENSOR MALFUNCTION); DIAGNOSTIC TROUBLE CODE (DTC) P0503 (SPEED SENSOR MALFUNCTION; REVERSE TO DRIVE LURCH WHILE ROLLING BACKWARDS (ON AUTOMATIC TRANSAXLE EQUIPPED VEHICLES ONLY). *TT