OBD Guide

P0880

TCM Power Input Signal

P0880 is an OBD-II diagnostic trouble code meaning: TCM Power Input Signal. Common causes: poor contact in tcm connectors, open or short circuit in tcm power circuit. Estimated repair cost: $17–278.

Severity
⚠️ Medium
Can you drive?
Limited driving only, diagnose soon
Approx. repair cost
$17–278 (est.)

Symptoms

  • Incorrect gear shifting
  • Switching to emergency mode of the gearbox
  • Check Engine Light Illuminates
  • Loss of engine power
  • Dips during acceleration

Causes

  • Poor contact in TCM connectors
  • Open or short circuit in TCM power circuit
  • Faulty TCM power relay
  • Alternator or battery problems
  • Malfunction of the TCM itself

How to Fix

  1. Check the voltage at the battery terminals
  2. Inspect the TCM connectors and wiring for damage.
  3. Check TCM power relay
  4. Test TCM power circuit
  5. Replace TCM if necessary

Related codes

Error P0880 by Vehicle Brand

FAQ

What does the P0880 code mean?

P0880 is an OBD-II diagnostic trouble code that indicates: TCM Power Input Signal

What causes a P0880 error code?

The most common causes of P0880 include: Poor contact in TCM connectors; Open or short circuit in TCM power circuit; Faulty TCM power relay; Alternator or battery problems.

How do I fix a P0880 diagnostic trouble code?

To fix P0880: Check the voltage at the battery terminals. Inspect the TCM connectors and wiring for damage.. Check TCM power relay. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P0880?

Limited driving only, diagnose soon

How much does it cost to fix P0880?

The estimated repair cost for P0880 is $17–278. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat