P0860 Code - Gear Shift Control Module 'A' Communication Circuit
Quick Answer
The P0860 diagnostic trouble code (DTC) refers to the Gear Shift Control Module 'A' Communication Circuit. Common causes include Damaged wiring or connectors in the communication circuit, Faulty gear shift control module, Malfunctioning TCM. 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
- P0860 indicates Gear Shift Control Module 'A' Communication Circuit.
- Common causes
- Common causes include Damaged wiring or connectors in the communication circuit, Faulty gear shift control module, Malfunctioning TCM.
- 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 P0860 Description
The P0860 diagnostic trouble code (DTC) refers to the Gear Shift Control Module 'A' Communication Circuit. This code indicates that there is a communication issue between the transmission control module (TCM) and the gear shift control module. The gear shift control module is responsible for controlling the shifting of gears in an automatic transmission vehicle. When this communication circuit malfunctions, it can lead to various issues with the vehicle's performance and drivability.
Common Causes of P0860
- Damaged wiring or connectors in the communication circuit
- Faulty gear shift control module
- Malfunctioning TCM
- Communication fault between modules
- Corrosion or moisture in the electrical connections
Symptoms of P0860
- Erratic shifting patterns
- Rough gear changes
- Delayed engagement of gears
- Inability to shift gears
- Illumination of the check engine light
How to Fix P0860
- Begin by conducting a thorough inspection of the wiring and connectors in the gear shift control module 'A' communication circuit to identify any damage or corrosion.
- Test the gear shift control module and TCM for proper functionality using a diagnostic scan tool to pinpoint the faulty component.
- Replace any damaged wiring or connectors in the communication circuit.
- If the gear shift control module or TCM is found to be faulty, replace the defective component with a new one.
- Clear the DTC and perform a test drive to ensure that the issue has been resolved and that the transmission is shifting smoothly.
Cost to Fix P0860
The typical repair costs for addressing the P0860 code can vary depending on the specific cause of the issue and the type of vehicle. In general, the parts and labor for this repair could range from $200 to $500. It is important to note that the actual costs may vary based on factors such as the location of the repair shop, the make and model of the vehicle, and the labor rates charged by the technician. It is recommended to obtain quotes from multiple repair shops to compare prices and ensure a fair cost for the repair.
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Code P0860 Information for Specific Makes
- P0860 Dodge — Gear Shift Control Module 'A' Communication Circuit
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