P0906 Code - Gate Select Position Circuit Low
Quick Answer
The P0906 diagnostic trouble code (DTC) refers to the Gate Select Position Circuit Low. Common causes include Damaged or corroded wiring in the gate select position circuit, Faulty gear selector switch, Malfunctioning transmission control module (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
- P0906 indicates Gate Select Position Circuit Low.
- Common causes
- Common causes include Damaged or corroded wiring in the gate select position circuit, Faulty gear selector switch, Malfunctioning transmission control module (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 P0906 Description
The P0906 diagnostic trouble code (DTC) refers to the Gate Select Position Circuit Low. This code is typically found in vehicles with automatic transmissions that have a gate select feature. The gate select position circuit is responsible for communicating the position of the gear selector to the vehicle's transmission control module (TCM). When the TCM detects that the gate select position circuit is reading a low voltage signal when it should be high, it triggers the P0906 code.
Common Causes of P0906
- Damaged or corroded wiring in the gate select position circuit
- Faulty gear selector switch
- Malfunctioning transmission control module (TCM)
- Issues with the transmission itself, such as internal damage or mechanical failure
Symptoms of P0906
- Difficulty shifting gears or selecting the correct gear
- Transmission slipping or not engaging properly
- Check Engine Light illuminated on the dashboard
- Transmission stuck in a single gear or fails to shift
How to Fix P0906
- Use a diagnostic scanner to retrieve the DTC and identify the specific cause of the P0906 code.
- Inspect the wiring and connectors in the gate select position circuit for any damage or corrosion. Repair or replace as necessary.
- Test the gear selector switch to ensure proper functionality. Replace if found to be faulty.
- Check the TCM for any signs of malfunction. If necessary, reprogram or replace the TCM.
- If all components are in working order, inspect the transmission system for any internal damage or mechanical issues that may be causing the P0906 code.
Cost to Fix P0906
The cost of repairing a P0906 code can vary depending on the specific cause of the issue and the extent of the repairs needed. On average, the typical repair costs for this issue can range from $200 to $500, including parts and labor. However, it's important to note that diagnosis time and labor rates at auto repair shops can vary based on factors such as location, vehicle make and model, and engine type. It's recommended to check with local auto repair shops for a more accurate estimate based on your specific situation.
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Code P0906 Information for Specific Makes
- P0906 Dodge — Gate Select Position Circuit Low
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