Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
Diagnostic Test
- INTEGRATED POWER MODULE
Turn the ignition off.
Replace the Wiper HI/LOW relay with a known good relay.
With the Scan Tool, clear all FCM DTC's.
Turn the Wipers ON then OFF.
With the Scan Tool, read the Wiper DTC's.
Does the Scan Tool read: B2319-WIPER HI/LOW CONTROL CIRCUIT OPEN?
Yes
- Replace the Integrated Power Module in accordance with the service information.
- Perform BODY VERIFICATION TEST .
No
- Test complete.
- Perform BODY VERIFICATION TEST .
NO RELATED
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.