Diagnostics Item 3 (6D)

6D1: CHECK HARNESS CONNECTOR BETWEEN SECURITY CONTROL MODULE AND COMBINATION METER.
1. Disconnect connector from security control module and combination meter.

Connector & Terminal - [(B93) No.5 - (i10) No.23]:

2. Measure resistance between security control module connector (B93) and combination meter connector (i10).

CHECK: Is the resistance less than 10 Ohms?

YES: Go to step 6D2.

NO: Repair wiring harness between security control module and combination meter.

6D2: CHECK HARNESS CONNECTOR BETWEEN FRONT DOOR SWITCH LH AND COMBINATION METER.
1. Disconnect connector from front door switch LH

Connector & Terminal - [(R9) No.1 - (i10) No.7]:

2. Measure resistance between front door switch LH connector (R9. and combination meter connector (i10).

CHECK: Is the resistance less than 10 Ohms?

YES: Go to step 6D3.

NO: Repair wiring harness between front door switch LH and combination meter.

Connector & Terminal - [(R9) No.3 (+) - Chassis Ground (-)]:

6D3: CHECK HARNESS CONNECTOR BETWEEN FRONT DOOR SWITCH LH AND CHASSIS GROUND.
Measure resistance between front door switch LH (R9. and chassis ground.

CHECK: Is the resistance less than 10 Ohms?

YES: Go to step 6D4.

NO: Repair wiring harness between front door switch LH and chassis ground.

6D4: CHECK COMBINATION METER CIRCUIT.
1. Remove combination meter.

Terminals [No.23 - No.7]:

2. Measure resistance between combination meter terminals.

CHECK: Is the resistance less than 10 i)?

YES: Replace security control module.

NO: Repair or replace combination meter.