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.
Trouble Shooting
Before performing individual component or system tests, check the following for possible cause of system malfunction.
- Low Battery Charge
- Faulty Fuse(s)
- Loose Or Corroded Connectors
- Damaged Wiring
- Damaged Transmitter
- Faulty Transmitter Batteries
- Binding Locks Or Latches
Before proceeding with testing, disconnect and reconnect negative battery cable to reset system. If problem remains, connect and operate New Generation Star (NGS) Tester (007-00500) following manufacturer's instructions. Perform data link diagnostics test. See MODULE COMMUNICATIONS NETWORK article. If NGS responds with NO RESPONSE/NOT EQUIPPED for driver's door module, go to NO COMMUNICATION WITH DRIVER DOOR MODULE under SYMPTOM TESTSΒ . If NGS responds with NO RESPONSE/NOT EQUIPPED for SCIL control control module, go to NO COMMUNICATION WITH SCIL CONTROL MODULE under SYMPTOM TESTSΒ .
If data link diagnostics test is passed for driver door or lighting control module(s), retrieve and record continuous Diagnostic Trouble Codes (DTCs) and execute self-test diagnostics for driver door or lighting control module to retrieve current DTCs. See DIAGNOSTIC TESTSΒ .
If self-test is passed and no DTCs are retrieved, go to SYMPTOM TESTSΒ .
| DTC (1) | Description | ||
|---|---|---|---|
| B1342Β | ECU Defective | ||
| B1396Β | Power Door Lock Short To Voltage | ||
| B1525Β | Keyless Entry Short To Voltage | ||
| B1554Β | Decklid Release Short To Ground | ||
| B1676Β | Battery Voltage Out Of Range | ||
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- β’ You smell fuel, burning insulation, or see smoke.
- β’ Brakes feel soft, pull hard to one side, or make grinding noises.
- β’ The engine overheats, stalls repeatedly, or misfires under load.
- β’ You are missing required tools, torque specs, or safe lifting equipment.
- β’ You are not confident in the next step or safety outcome.
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