Error code

OBD2 P0882

OBD2P0882
Diagnostic Trouble Code· Standard OBD-II fault code read from the vehicle's onboard diagnostics.

What it means

TCM Power Input Signal Low.

Severity

moderateCan drive, but transmission may not shift properly.

Summary

P0882 indicates that there is low power input signal to the transmission control module (TCM), which can cause issues with the transmission's operation.

Symptoms

  • Check Engine light illuminated
  • Transmission may enter limp mode and not shift

Common Causes

  • Wiring problem, such as rubbing or broken wires or corrosion on the transmission control circuit
  • Pushed-out or bent pins in connector at PCM or TIPM modules
  • Weak battery causing low voltage issues
  • PCM fault

Diagnosis

  1. Check battery voltage and perform a load test if necessary
  2. Test the transmission control circuit resistance between PCM and TIPM for shorts to ground
  3. Inspect wiring for breaks or corrosion, especially at connectors
  4. Replace PCM with a known good module if other issues are ruled out

Fixes

  • Repair damaged wiring or replace faulty connector pins
  • Replace weak battery

FAQ

What does P0882 mean?

It indicates low power input signal to the TCM, which can affect transmission operation.

How do I diagnose P0882?

Check battery voltage, inspect wiring for damage or corrosion, and test resistance in the transmission control circuit.

View source

Not affiliated with OBD2. Answer summarized from the manufacturer's manual linked above; consult that source for the authoritative procedure.

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