Diagnostic Aids

Before replacing ECM, use an ohmmeter to check resistance of each ECM-controlled relay and solenoid coil. Replace solenoid if resistance is less than 20 ohms.

Fig 1: Code 32 - Schematic

Courtesy of ISUZU MOTOR CO.

Fig 2: Code 32 - Diagnostic Flowchart

Courtesy of ISUZU MOTOR CO.