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.
2002 Chrysler PT Cruiser Base, StandardFACTORY OEM SERVICE PROCEDURE
Powertrain Verification Test
WARNING: This page is about a different car, the 2002 Dodge Ram Wagon, 2002 Dodge Ram Van, 2001 Dodge Ram Wagon, and 2001 Dodge Ram Van. However, it is still accessible from the selected car via links, so may be relevant.
- Disconnect any previously connected jumper wires and tools. Reconnect any previously disconnected components and connectors. Inspect engine oil for fuel contamination. Change engine oil and filter as necessary. If PCM has been replaced, go to next step. If PCM has not been replaced, go to step 5 .
- Connect scan tool to Data Link Connector (DLC). Using scan tool, enter correct VIN and mileage into PCM. Using scan tool, clear DTCs from ABS and SRS modules. Go to next step.
- If equipped with Sentry Key Immobilizer Module (SKIM), secret key data must be updated to enable start. Using scan tool, THEFT ALARM, SKIM, then MISC. If incorrect unique Personal Identification Number (PIN) is entered 3 times, Sentry Key Immobilizer Module (SKIM) will be locked for one hour. To unlock SKIM, turn ignition on and allow it to remain on for one hour. Ensure all accessories are turned off. Monitor battery state-of-charge and connect a battery charger if necessary.
- Obtain vehicle's unique PIN assigned to SKIM from vehicle owner or manufacturer. Enter secured access mode by entering the vehicle 4-digit PIN. Using scan tool, select UPDATE SECRET KEY DATA. Secret key data will be transferred from SKIM to PCM.
- Attempt to start engine. If engine starts, test is complete. If engine does not start, check for related Technical Service Bulletins (TSBs) and/or repair by symptom. Go to SYMPTOM IDENTIFICATION table under SELF-DIAGNOSTIC SYSTEM.
Factory Service Tools
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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.