W/Harness Inspection

Automatic Transaxle
P0880 TCM Power Signal Error Open/Short (GND) - Inspection/Repair:_:W/Harness Inspection

Terminal & Connector Inspection

1. Many malfunctions in the electrical system are caused by poor harness and terminals.
Faults can also be caused by interference from other electrical systems, and mechanical or chemical damage.
2. Thoroughly check connectors for looseness, poor connection, bending, corrosion, contamination, deterioration, or damage.
3. Has a problem been found?






Power Circuit Inspection

Open Circuit Inspection
1. Ignition "OFF".
2. Disconnect "ATM solenoid valve" connector and PCM/TCM connector.
3. Measure resistance between power of ATM solenoid valve connector and power of PCM TCM connector.

Specification :Approx. 0 Ohms








4. Is the measured resistance within specifications?





Short Circuit Inspection
1. Ignition "OFF".
2. Disconnect "ATM solenoid valve connector and PCM/TCM connector.
3. Measure a resistance between power of ATM solenoid valve connector and chassis ground.

Specification :Infinite








4. Is the measured resistance within specifications?