JEEP
21-017-24 REV. D
Manufacturer communications
- Publication date
- 2024-06-20
- Received by NHTSA
- 2024-06-25
- NHTSA record numbers
- 11002072
Manufacturer summary
Original wording in English
"Flash: Transmission Control Module (TCM) Updates Customers must experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle must exhibit/set one or more of the following Diagnostic Trouble Codes (DTCs):
• P06E4 - Control Module Wake-up Circuit Performance.
• B12B4 - Charge Status Indicator Module Internal.
• P061B - Internal Control Module Torque Calculation Performance.
• P0810 - Clutch Position Control Error.
• P2885 - Engine Disconnect Clutch Engagement Fault. Customers may experience one or more of the following:
• Vehicle loses propulsion capability.
• 'Shift To Park' notification on.
• 'Service Transmission' warning light on.
• Requires key cycle to recover.
• Shifts rough occasionally.
• Harsh shifts when tipping in during a coast down.
• Shifts roughly during coast down. This bulletin involves reprogramming the Transmission Control Module (TCM), Powertrain Control (PCM) and the Auxiliary Hybrid Control Processor (AHCP) also known as Power Inverter Module (PIM) **or reprogramming the TCM and PCM only** with the latest available software."
• P06E4 - Control Module Wake-up Circuit Performance.
• B12B4 - Charge Status Indicator Module Internal.
• P061B - Internal Control Module Torque Calculation Performance.
• P0810 - Clutch Position Control Error.
• P2885 - Engine Disconnect Clutch Engagement Fault. Customers may experience one or more of the following:
• Vehicle loses propulsion capability.
• 'Shift To Park' notification on.
• 'Service Transmission' warning light on.
• Requires key cycle to recover.
• Shifts rough occasionally.
• Harsh shifts when tipping in during a coast down.
• Shifts roughly during coast down. This bulletin involves reprogramming the Transmission Control Module (TCM), Powertrain Control (PCM) and the Auxiliary Hybrid Control Processor (AHCP) also known as Power Inverter Module (PIM) **or reprogramming the TCM and PCM only** with the latest available software."
Reported code forms
Manufacturer wording
Source wording can vary by vehicle and suffix. It is shown as written, not as a universal diagnosis.
Jeep
B12B4Charge Status Indicator Module InternalJeep
P061BInternal Control Module Torque Calculation PerformanceJeep
P06E4Control Module Wake-up Circuit PerformanceJeep
P0810Clutch Position Control ErrorJeep
P2885Engine Disconnect Clutch Engagement FaultCheck vehicle applicability
A listed vehicle is a research lead. Confirm the engine, production range and software in the manufacturer's information.
| Make | Model | Model year |
|---|---|---|
| Jeep | WRANGLER 4XE | 2024 |