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.
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HOMESERVICE MANUALSJEEP2023GRAND CHEROKEE SUMMIT 4XEREPAIR AND DIAGNOSIS (SINGLE PAGE)ACCESSORIES & EQUIPMENTCOLLISION/AVOIDANCEPARK ASSIST MODULE (PAM) (PTS/PAM) - DTCS B1285-2A TO B1294-92
2023 Jeep Grand Cherokee Summit 4xe
Park Assist Module (PAM) (PTS/PAM) - DTCS B1285-2A To B1294-92
2023 Jeep Grand Cherokee Summit 4xeSECTION Park Assist Module (PAM) (PTS/PAM) - DTCS B1285-2A To B1294-92
- DTC Troubleshooting
- B1285-2A Park Assist/PTS Switch - Stuck
- B128E-11 PTS Sensor 1 Circuit - Short To Ground
- B128E-12 PTS Sensor 1 Circuit - Short To Battery
- B128E-92 PTS Sensor 1 - Performance Or Incorrect Operation
- B128F-11 PTS Sensor 2 - Circuit Short To Ground
- B128F-12 PTS Sensor 2 - Circuit Short To Battery
- B128F-92 PTS Sensor 2 - Performance Or Incorrect Operation
- B1290-11 PTS Sensor 3 - Circuit Short To Ground
- B1290-12 PTS Sensor 3 - Circuit Short To Battery
- B1290-92 PTS Sensor 3 - Performance Or Incorrect Operation
- B1291-11 PTS Sensor 4 - Circuit Short To Ground
- B1291-12 PTS Sensor 4 - Circuit Short To Battery
- B1291-92 PTS Sensor 4 - Performance Or Incorrect Operation
- B1292-11 PTS Sensor 5 - Circuit Short To Ground
- B1292-12 PTS Sensor 5 - Circuit Short To Battery
- B1292-92 PTS Sensor 5 - Performance Or Incorrect Operation
- B1293-11 PTS Sensor 6 - Circuit Short To Ground
- B1293-12 PTS Sensor 6 - Circuit Short To Battery
- B1293-92 PTS Sensor 6 - Performance Or Incorrect Operation
- B1294-11 PTS Sensor 7 - Circuit Short To Ground
- B1294-12 PTS Sensor 7 - Circuit Short To Battery
- B1294-92 PTS Sensor 7 - Performance Or Incorrect Operation
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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.