FixVault

Diagnostic Trouble Code Chart

DTC INDEX

DTC Description
DTC P0500/21, P0503/23  VEHICLE SPEED SENSOR "A", VEHICLE SPEED SENSOR "A" INTERMITTENT/ERRATIC/HIGH
DTC P0571/52  BRAKE SWITCH "A" CIRCUIT
DTC P0607/54  CONTROL MODULE PERFORMANCE

HINT:

If a malfunction code is indicated during the DTC check, check the circuit listed for that code in the table below, and proceed to an appropriate page.

DIAGNOSTIC TROUBLE CODE

DTC No. Circuit Inspection Trouble Area
P0500/21  ) Vehicle speed sensor "A"
  • Combination mater
  • Vehicle speed sensor
  • Wire harness or connector
  • ECM
P0503/23  ) Vehicle speed sensor "A" Intermittent / Erratic / High
P0571/52  ) Brake switch "A" circuit
  • Stop lamp switch
  • Wire harness or connector
  • ECM
P0607/54  ) Control module performance
  • ECM