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 LIMITED, AWDREPAIR AND DIAGNOSISTRANSMISSIONAUTOMATIC TRANS8HP50/850RE AUTOMATIC TRANSMISSION - DTCS P07B9-00 TO P1D25-00DTC TROUBLESHOOTINGP0816-00 - DOWNSHIFT SWITCH CIRCUITSET CONDITION
2023 Jeep Grand Cherokee Limited, AWD
Set Condition
2023 Jeep Grand Cherokee Limited, AWDSECTION Set Condition
- The TCM detects the Right (+) Paddle Switch voltage is less than a calibrated value for a calibrated amount of time.
- The TCM detects the Right (+) Paddle Switch voltage is greater than a calibrated value for a calibrated amount of time.
- The Right (+) Paddle Switch is open and the Left (-) Paddle Switch is closed for a calibrated amount of time.
- The Right (+) Paddle Switch is closed and the Left (-) Paddle Switch is open for a calibrated amount of time.
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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.