Fault Code P0892
Code meaning, symptoms, possible causes, part number, and estimated cost.
P0892
TCM Power Relay Stuck Off
This code indicates that the Transmission Control Module (TCM) power relay remains 'off' permanently, preventing the TCM from receiving operational power. The vehicle will often not start.
Part Details
Part Name
TCM Relay
Reference P/N (OEM)
N/A
General part number for this fault code — not necessarily for your specific vehicle
Estimated Cost
₪150 - ₪600
Engine Location
Fuse box/Engine compartment
Symptoms
- Vehicle won't start or move
- Transmission unresponsive
- Check Engine Light illuminated
- No communication with TCM
Possible Causes
- 1Faulty TCM relay (stuck open)
- 2Open circuit in control or power supply circuit
- 3Blown fuse
- 4ECM or TCM issue
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