FixVault

Home › GMC › 1983 › Jimmy 6.2 C › Repair and Diagnosis › Engine Performance › System › Feedback Carburetor Tests W/Codes › Code 54 - M/C Or ECM Fault

Code 54 - M/C Or ECM Fault

Fig 1: Flow Chart, Code 54 - Shorted Mix Control Sol or Faulty ECM

G8520

Fig 2: Flow Chart, Code 54 - Shorted Mixture Control Solenoid or Faulty ECM

GB0048246