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.
2009 Chrysler PT Cruiser Base, AutomaticFACTORY OEM SERVICE PROCEDURE
Possible Causes
| Possible Causes |
|---|
| TERMINAL DAMAGE OR CORROSION |
| EXCESSIVE RESISTANCE IN THE DEFOGGER GRID OR (Z908) GROUND CIRCUIT FOR THE GRID |
| (C515) REAR DEFOGGER CONTROL OUTPUT CIRCUIT HIGH RESISTANCE |
| (C16) FUSED REAR DEFOGGER CONTROL OUTPUT CIRCUIT HIGH RESISTANCE (IF EQUIPPED WITH HEATED MIRRORS) |
| (Z906)/(Z907) GROUND CIRCUIT (IF EQUIPPED WITH HEATED MIRRORS) |
| HEATED MIRRORS (IF EQUIPPED) |
| TOTALLY INTEGRATED POWER MODULE |
Factory Service Tools
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
Disclosure: Verified tool recommendations may earn an affiliate commission at no cost to you.
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.