P0904
Gate Select Position Circuit A
P0904 is an OBD-II diagnostic trouble code meaning: Gate Select Position Circuit A. Common causes: broken or damaged wiring, selector lever position sensor malfunction. Estimated repair cost: $17–89.
Symptoms
- Check Engine light comes on
- Gear shifting problems
- The gearbox goes into emergency mode
- Incorrect display of selector position on the dashboard
Causes
- Broken or damaged wiring
- Selector lever position sensor malfunction
- Poor contact in connectors
- Problems with the transmission control unit
- Mechanical damage to the gear selector
How to Fix
- Check the integrity of wiring and connectors
- Check the resistance of the selector lever position sensor
- Clean connector contacts
- Scan the control unit for additional errors
- If necessary, replace the selector lever position sensor
Related codes
Error P0904 by Vehicle Brand
FAQ
What does the P0904 code mean?
P0904 is an OBD-II diagnostic trouble code that indicates: Gate Select Position Circuit A
What causes a P0904 error code?
The most common causes of P0904 include: Broken or damaged wiring; Selector lever position sensor malfunction; Poor contact in connectors; Problems with the transmission control unit.
How do I fix a P0904 diagnostic trouble code?
To fix P0904: Check the integrity of wiring and connectors. Check the resistance of the selector lever position sensor. Clean connector contacts. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with P0904?
Yes, but get it checked soon
How much does it cost to fix P0904?
The estimated repair cost for P0904 is $17–89. Actual cost depends on your vehicle, location, and labor rates.
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