Fault Code P0887
Code meaning, symptoms, possible causes, part number, and estimated cost.
P0887
TCM Power Relay Control Circuit High
This code indicates an unexpectedly high voltage in the control circuit of the Transmission Control Module (TCM) power relay. This can cause the relay to remain open or closed permanently.
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 - ₪700
Engine Location
Fuse box/Engine compartment
Symptoms
- Vehicle won't start or move
- Transmission unresponsive
- Check Engine Light illuminated
- Transmission in limp mode
Possible Causes
- 1Short to positive in control circuit
- 2Faulty TCM relay
- 3Wiring issues
- 4ECM or TCM failure
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