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.
2016 Dodge and Ram Charger R/TFACTORY OEM SERVICE PROCEDURE
Module, Electronic Shift (ESM), 8HP90
DIAGNOSTIC CODE INDEX
| DTC | Description |
|---|---|
| P0607-00 | ECU INTERNAL PERFORMANCE - ESM |
| P0814-00 | TRANSMISSION RANGE DISPLAY CIRCUIT |
| P0820-00 | GEAR LEVER XY POSITION SENSOR CIRCUIT |
| P0930-00 | BTSI CONTROL CIRCUIT LOW |
| P0931-00 | BTSI CONTROL CIRCUIT HIGH |
| P1C86-14 | PRNDL DISPLAY CIRCUIT SHORT TO GROUND OR OPEN |
| P1C8B-16 | BATTERY VOLTAGE - CIRCUIT VOLTAGE BELOW THRESHOLD |
| P1C8B-17 | BATTERY VOLTAGE - CIRCUIT VOLTAGE ABOVE THRESHOLD |
| P1C8C-16 | SYSTEM VOLTAGE-CIRCUIT VOLTAGE BELOW THRESHOLD |
| P1C8C-17 | SYSTEM VOLTAGE-CIRCUIT VOLTAGE ABOVE THRESHOLD |
| U0002-88 | CAN C BUS OFF PERFORMANCE-BUS OFF |
| U0074-00 | DEDICATED POWERTRAIN (D-PT) CAN BUS OFF |
| U0101-08 | LOST COMMUNICATION WITH TCM-BUS SIGNAL / MESSAGE FAILURES |
| U0140-00 | LOST COMMUNICATION WITH BODY CONTROL MODULE |
| U0155-00 | LOST COMMUNICATION WITH CLUSTER-CCN |
| U0402-00 | IMPLAUSIBLE DATA RECEIVED FROM TCM |
| U0422-00 | IMPLAUSIBLE DATA RECEIVED FROM BODY CONTROL MODULE |
| U11C3-00 | ESM LOST COMMUNICATION WITH TCM ON D-PT CAN |
| U145D-00 | IMPLAUSIBLE DATA RECEIVED FROM TCM ON D-PT |
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.
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