P0864 Dodge Code - TCM Communication Circuit Range/Performance
Quick Answer
The P0864 code in a Dodge vehicle indicates a problem with the Transmission Control Module (TCM) Communication Circuit Range/Performance. Common causes include Faulty Transmission Control Module (TCM), Damaged wiring or connectors in the communication circuit, Malfunctioning transmission control module. Severity is High - diagnose this code as soon as possible. Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.
- What it means
- P0864 Dodge indicates TCM Communication Circuit Range/Performance.
- Common causes
- Common causes include Faulty Transmission Control Module (TCM), Damaged wiring or connectors in the communication circuit, Malfunctioning transmission control module.
- Severity
- High - diagnose this code as soon as possible.
- Can I drive?
- Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.
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Code P0864 Dodge Description
The P0864 code in a Dodge vehicle indicates a problem with the Transmission Control Module (TCM) Communication Circuit Range/Performance. The TCM is responsible for controlling the transmission functions in the vehicle, including gear shifts and overall performance. When this circuit's communication range or performance is out of the specified parameters, it can lead to various issues with the transmission system.
Common Causes of P0864 Dodge
- Faulty Transmission Control Module (TCM)
- Damaged wiring or connectors in the communication circuit
- Malfunctioning transmission control module
- Low transmission fluid levels
- Electrical issues in the transmission system
Symptoms of P0864 Dodge
- Erratic shifting behavior
- Transmission slipping or hesitation
- Limp mode activation
- Illuminated Check Engine Light
- Decreased fuel efficiency
How to Fix P0864 Dodge
- Diagnose the specific cause of the P0864 code using a diagnostic scanner.
- Inspect the TCM, wiring, and connectors for any visible damage or corrosion.
- Repair or replace any damaged wiring or connectors in the communication circuit.
- Test the TCM and transmission control module for proper function and replace if necessary.
- Clear the code and test drive the vehicle to ensure the issue is resolved.
Cost to Fix P0864 Dodge
The cost of repairing a P0864 code in a Dodge vehicle can vary depending on the specific cause of the issue and the extent of the repairs needed. In general, the cost of parts for this repair could range from $200 to $600, while labor costs could range from $100 to $300. Overall, the total repair cost for addressing this code could range from $300 to $900. It is important to note that these are rough estimates, and actual costs may vary based on the location of the repair shop, the vehicle's make and model, and the labor rates charged. It is recommended to obtain quotes from multiple repair shops to get a more accurate cost estimate.
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