B1801 DRIVER DOOR LOCK/UNLOCK SWITCH CIRCUIT LOW - CLUSTER
For a complete wiring diagram Refer to Section 8W.
- When Monitored:
Continuously
- Set Condition:
When the Door Lock Switch Mux circuit is below 0.15 volts for over 10 seconds.
| Possible Causes |
| (P697) DOOR LOCK SWITCH MUX CIRCUIT SHORT TO GROUND |
| DOOR LOCK SWITCH |
| INSTRUMENT CLUSTER |
Diagnostic Test
1. TEST FOR INTERMITTENT CONDITIONWith the scan tool, record and erase DTC's
Operate the Driver Door Lock Switch in all positions several times.
Cycle the ignition from on to off.
Turn the ignition on.
With the scan tool, read DTC's.
Does the scan tool display B1801–DRIVER 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 BODY VERIFICATION TEST - VER 1. (Refer to 8 - ELECTRICAL/ELECTRONIC CONTROL MODULES - STANDARD PROCEDURE)
2. DOOR LOCK SWITCH SHORTED
With the scan tool, erase DTC's.
Disconnect the Driver Window/Door Lock Switch C2 connector.
With the scan tool, read DTC's.
Does the scan tool display B1801–DRIVER DOOR LOCK/UNLOCK SWITCH CIRCUIT LOW?
No
- Replace the Driver Window/Door Lock Switch.
- Perform BODY VERIFICATION TEST - VER 1. (Refer to 8 - ELECTRICAL/ELECTRONIC CONTROL MODULES - STANDARD PROCEDURE)
Yes
- Go To 3
3. (P697) DOOR LOCK SWITCH MUX CIRCUIT SHORT TO GROUND
Turn the ignition off.
Disconnect the Cluster C2 connector.
Measure the resistance between ground and the (P697) Door Lock Switch Mux circuit.
Is the resistance below 10,000.0 ohms?
Yes
- Repair the (P697) Door Lock Switch Mux circuit for a short to ground.
- Perform BODY VERIFICATION TEST - VER 1. (Refer to 8 - ELECTRICAL/ELECTRONIC CONTROL MODULES - STANDARD PROCEDURE)
No
- Replace the Instrument Cluster in accordance with service information.
- Perform BODY VERIFICATION TEST - VER 1. (Refer to 8 - ELECTRICAL/ELECTRONIC CONTROL MODULES - STANDARD PROCEDURE)