B1806

B1806-PASSENGER DOOR LOCK/UNLOCK SWITCH CIRCUIT LOW





For a complete wiring diagram, refer to the Wiring Information.

- When Monitored:
Continuously

- Set Condition:
When the Door Lock Switch Mux circuit is below 0.15 volts for over 10 seconds.





1. TEST FOR INTERMITTENT CONDITION
1. With the scan tool, record and erase the DTCs
2. Operate the Passenger Door Lock Switch in all positions several times.
3. Cycle the ignition from on to off.
4. Turn the ignition on.
5. With the scan tool, read the DTCs.

Does the scan tool display B1806-PASSENGER DOOR LOCK/UNLOCK SWITCH CIRCUIT LOW?

Yes

- Go To 2

No

- The conditions that caused this code to set are not present at this time. Using the wiring diagram/schematic as a guide, inspect the wiring and connectors.
- Perform the BODY VERIFICATION TEST. Body Verification Test.

2. DOOR LOCK SWITCH SHORTED




1. With the scan tool, erase the DTCs.
2. Disconnect the Passenger Window/Door Lock Switch connector.
3. With the scan tool, read the DTCs.

Does the scan tool display B1806-PASSENGER DOOR LOCK/UNLOCK SWITCH CIRCUIT LOW?

No

- Replace the Passenger Window/Door Lock Switch.
- Perform the BODY VERIFICATION TEST. Body Verification Test.

Yes

- Go To 3

3. (P696) PASSENGER DOOR LOCK SWITCH MUX CIRCUIT SHORT TO GROUND




1. Turn the ignition off.
2. Disconnect the Cluster C2 connector.
3. Measure the resistance between ground and the (P696) Passenger Door Lock Switch Mux circuit.

Is the resistance below 10,000 ohms?

Yes

- Repair the (P696) Passenger Door Lock Switch Mux circuit for a short to ground.
- Perform the BODY VERIFICATION TEST. Body Verification Test.

No

- Replace the Instrument Cluster.
- Perform the BODY VERIFICATION TEST. Body Verification Test.