OBD Guide

P1A52

Drive Motor 2 Control Module Not Programmed

P1A52 is an OBD-II diagnostic trouble code meaning: Drive Motor 2 Control Module Not Programmed. Common causes: replacing the control module without subsequent programming, failure during module programming. Estimated repair cost: ~$278.

Severity
🔴 High
Can you drive?
Yes, but get it checked soon
Approx. repair cost
~$278 (est.)

Symptoms

  • The hybrid system operates in emergency mode
  • Reduced power or efficiency
  • Check Engine light comes on
  • Possible problems with switching driving modes
  • Maximum speed limit

Causes

  • Replacing the control module without subsequent programming
  • Failure during module programming
  • Damage to module software
  • Problems with communication between modules
  • Software update errors

How to Fix

  1. System diagnostics using a professional scanner
  2. Checking the module software version
  3. Reprogramming Engine Control Module 2
  4. Checking system functionality after programming
  5. If necessary, replace the faulty module

Related codes

FAQ

What does the P1A52 code mean?

P1A52 is an OBD-II diagnostic trouble code that indicates: Drive Motor 2 Control Module Not Programmed

What causes a P1A52 error code?

The most common causes of P1A52 include: Replacing the control module without subsequent programming; Failure during module programming; Damage to module software; Problems with communication between modules.

How do I fix a P1A52 diagnostic trouble code?

To fix P1A52: System diagnostics using a professional scanner. Checking the module software version. Reprogramming Engine Control Module 2. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P1A52?

Yes, but get it checked soon

How much does it cost to fix P1A52?

The estimated repair cost for P1A52 is ~$278. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat