Ground Circuits
Disconnect ECM connector. Check continuity between ground and indicated ECM connector terminal. See ECM POWER & GROUND CIRCUITS table. If continuity does not exist, repair appropriate wire between ECM connector and ground.
ECM POWER & GROUND CIRCUITS
| Application | ECM Connector Terminal No. |
|---|---|
| Power Circuits | B1 & B7 |
| Ground Circuits | A4, B2, B3 & B10 |