OBD Guide
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P1054

A/T Vehicle Configuration

P1054 is an OBD-II diagnostic trouble code meaning: A/T Vehicle Configuration. Common causes: incorrect automatic transmission configuration after replacement or repair, engine control unit malfunction. Estimated repair cost: ~$56.

Severity
⚠️ Medium
Can you drive?
Limited driving only, diagnose soon
Approx. repair cost
~$56 (est.)

Symptoms

  • Incorrect operation of the automatic transmission
  • Gear shifting is delayed or jerky
  • The Check Engine light comes on
  • Reduced vehicle dynamics
  • Activation of emergency operation mode of automatic transmission

Causes

  • Incorrect automatic transmission configuration after replacement or repair
  • Engine control unit malfunction
  • Damage to the wiring harness between the ECU and automatic transmission
  • Errors when reprogramming the computer
  • Mechanical problems in automatic transmission

How to Fix

  1. Check fault codes in the ECU memory
  2. Check the condition of the wiring harness between the ECU and automatic transmission
  3. Read current automatic transmission configuration
  4. Register the correct configuration in the ECU
  5. Carry out a test drive to check the operation of the automatic transmission

Related codes

P0700P1700P1701

FAQ

What does the P1054 code mean?

P1054 is an OBD-II diagnostic trouble code that indicates: A/T Vehicle Configuration

What causes a P1054 error code?

The most common causes of P1054 include: Incorrect automatic transmission configuration after replacement or repair; Engine control unit malfunction; Damage to the wiring harness between the ECU and automatic transmission; Errors when reprogramming the computer.

How do I fix a P1054 diagnostic trouble code?

To fix P1054: Check fault codes in the ECU memory. Check the condition of the wiring harness between the ECU and automatic transmission. Read current automatic transmission configuration. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P1054?

Limited driving only, diagnose soon

How much does it cost to fix P1054?

The estimated repair cost for P1054 is ~$56. Actual cost depends on your vehicle, location, and labor rates.

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See also: Russian version · NationStat