Operation CHARM: Car repair manuals for everyone.

Checking Connector and Wire




Checking Connector And Wire







- Ignition off
- Disconnect the Control unit.
- Check the control unit connector for contact resistance and oxidation, as described in Checking wiring and terminals - Permanent faults
- Ignition on.

Connect a voltmeter between control unit #25 and ground and check for an open circuit, as described in Checking wiring and terminals - Permanent faults.

The voltage should be approximately 7 V.

If the value deviates from this, disconnect the B connector from the combined instrument and check #B3 for contact resistance and oxidation as described in Checking wiring and terminals - Permanent faults.

Check the wire between combined instrument #B3 and control unit #25 for an open circuit, as described in Checking wiring and terminals - Permanent faults.

Checking Wiring and Terminals - Permanent Faults

Do the necessary corrective action.


After performing this procedure Verification