B2374-WASHER SWITCH INPUT CIRCUIT
For a complete wiring diagram Refer to Section 8W.
- When Monitored:
- With the ignition on.
- Set Condition:
- The TIPM detects a short to ground condition.
| Possible Causes |
| WASHER MOTOR |
| (W10) FRONT WASHER PUMP MOTOR CONTROL CIRCUIT SHORTED |
| TOTALLY INTEGRATED POWER MODULE |
Diagnostic Test
1. INTERMITTENT CONDITIONTurn the ignition on.
With the Scan Tool, clear all TIPM DTC's.
Turn the Wipers on.
With the Scan Tool, read the Wiper DTC's.
Does the Scan Tool read: B2374-WASHER SWITCH INPUT CIRCUIT?
Yes
- Go To 2
No
- The condition that caused the symptom is currently not present. Inspect the related wiring for a possible intermittent condition. Look for any chafed, pierced, pinched, or partially broken wires.
- Perform the BODY VERIFICATION TEST — VER 1. (Refer to 8 - ELECTRICAL/ELECTRONIC CONTROL MODULES - STANDARD PROCEDURE)
2. WASHER MOTOR
With the scan tool, erase DTCs.
Turn the ignition off.
Disconnect the Washer Motor harness connector.
Turn the ignition on.
Wait 30 seconds
With the scan tool, read DTCs.
Does the Scan Tool read: B2374-WASHER SWITCH INPUT CIRCUIT?
Yes
- Replace the Washer Motor in accordance with the service information.
- Perform the BODY VERIFICATION TEST — VER 1. (Refer to 8 - ELECTRICAL/ELECTRONIC CONTROL MODULES - STANDARD PROCEDURE)
No
- Go To 3
3. (W10) FRONT WASHER PUMP MOTOR CONTROL CIRCUIT SHORTED
Turn the ignition off.
Disconnect the TIPM C1 harness connector.
Measure the resistance between ground and the (W10) Front Washer Pump Motor Control Circuit.
Is the resistance below 5.0 ohms?
Yes
- Repair the (W10) Front Washer Pump Motor Control Circuit for a shorted condition.
- Perform the BODY VERIFICATION TEST — VER 1. (Refer to 8 - ELECTRICAL/ELECTRONIC CONTROL MODULES - STANDARD PROCEDURE)
No
- Replace the Totally Integrated Power Module in accordance with the service information.
- Perform the BODY VERIFICATION TEST — VER 1. (Refer to 8 - ELECTRICAL/ELECTRONIC CONTROL MODULES - STANDARD PROCEDURE)