plymouth Workshop Repair Guides

Plymouth Workshop Service and Repair Manuals

Component Tests and General Diagnostics|Page 2451 > < Component Tests and General Diagnostics|Page 2449
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Continuity

Should not exist.

10. Using an ohm meter check for continuity between relay harness connector 5 and ground.

Continuity

Should not exist.

Back-up And Voltage Signal Circuit

KEY "OFF" POWER CIRCUIT
1. Using a volt meter, check the voltage between ECU harness terminal 103 and ground.

Voltage

System voltage.

2. Disconnect the negative battery cable and the ECU connector.
3. Using an ohm meter, check for continuity between the positive battery terminal and ECU harness terminal 103.

Continuity

Should exist.

4. Using an ohm meter, check for continuity between chassis ground (not the negative battery terminal) and ECU harness terminal 103.

Continuity

Should not exist.

Component Tests and General Diagnostics|Page 2451 > < Component Tests and General Diagnostics|Page 2449