OBD Guide
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P1A6A

Starter/Generator Control Module Read Only Memory

P1A6A is an OBD-II diagnostic trouble code meaning: Starter/Generator Control Module Read Only Memory. Common causes: module software failure, module permanent memory damaged. Estimated repair cost: $56–167.

Severity
⚠️ Medium
Can you drive?
Yes, but get it checked soon
Approx. repair cost
$56–167 (est.)

Symptoms

  • Problems with the start-stop system
  • Check Engine light comes on
  • The starter is not working correctly
  • The generator does not charge the battery
  • Errors in the charging system

Causes

  • Module software failure
  • Module permanent memory damaged
  • Module power problems
  • Short circuit in control circuit
  • Mechanical damage to the module

How to Fix

  1. Check the power supply to the control module
  2. Check the integrity of the wiring harness
  3. Reset the error and check for its reappearance
  4. Update or reflash module software
  5. Replace Starter/Generator Control Module

Related codes

P1A6BP1A6CP1A6D

FAQ

What does the P1A6A code mean?

P1A6A is an OBD-II diagnostic trouble code that indicates: Starter/Generator Control Module Read Only Memory

What causes a P1A6A error code?

The most common causes of P1A6A include: Module software failure; Module permanent memory damaged; Module power problems; Short circuit in control circuit.

How do I fix a P1A6A diagnostic trouble code?

To fix P1A6A: Check the power supply to the control module. Check the integrity of the wiring harness. Reset the error and check for its reappearance. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P1A6A?

Yes, but get it checked soon

How much does it cost to fix P1A6A?

The estimated repair cost for P1A6A is $56–167. Actual cost depends on your vehicle, location, and labor rates.

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See also: Russian version · NationStat