P0889
TCM Power Relay Sense Circuit Range/Performance
P0889 is an OBD-II diagnostic trouble code meaning: TCM Power Relay Sense Circuit Range/Performance. Common causes: faulty tcm relay, damaged wiring or poor contacts. Estimated repair cost: $6–33.
Symptoms
- Delayed gear shifting
- The gearbox goes into emergency mode
- Check Engine Light Is On
- Unstable transmission operation
- Difficulties when shifting gears
Causes
- Faulty TCM relay
- Damaged wiring or poor contacts
- Corrosion in connectors
- Problems with the TCM control module
- Low voltage on-board network
How to Fix
- Check TCM relay status
- Inspect wiring and connectors for damage
- Check the voltage in the relay circuit
- Test the TCM control module
- If necessary, replace the relay or wiring
Related codes
Error P0889 by Vehicle Brand
FAQ
What does the P0889 code mean?
P0889 is an OBD-II diagnostic trouble code that indicates: TCM Power Relay Sense Circuit Range/Performance
What causes a P0889 error code?
The most common causes of P0889 include: Faulty TCM relay; Damaged wiring or poor contacts; Corrosion in connectors; Problems with the TCM control module.
How do I fix a P0889 diagnostic trouble code?
To fix P0889: Check TCM relay status. Inspect wiring and connectors for damage. Check the voltage in the relay circuit. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with P0889?
Limited driving only, diagnose soon
How much does it cost to fix P0889?
The estimated repair cost for P0889 is $6–33. Actual cost depends on your vehicle, location, and labor rates.
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