OBD Guide
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P1A68

Starter/Generator Control Module Programming Read Only Memory

P1A68 is an OBD-II diagnostic trouble code meaning: Starter/Generator Control Module Programming Read Only Memory. Common causes: module software failure, damage to module rom. Estimated repair cost: $56–167.

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

Symptoms

  • Problems starting the engine
  • Disabling the start-stop system
  • Check Engine Light Is On
  • Reduced generator efficiency
  • Errors in other vehicle systems

Causes

  • Module software failure
  • Damage to module ROM
  • Module power problems
  • Short circuit in control circuit
  • Mechanical damage to the module

How to Fix

  1. Module diagnostics using a scanner
  2. Checking power and grounding circuits
  3. Attempting to flash the module
  4. Replacing the control module if necessary
  5. Checking system operation after repair

Related codes

P1A69P1A70P0A80

FAQ

What does the P1A68 code mean?

P1A68 is an OBD-II diagnostic trouble code that indicates: Starter/Generator Control Module Programming Read Only Memory

What causes a P1A68 error code?

The most common causes of P1A68 include: Module software failure; Damage to module ROM; Module power problems; Short circuit in control circuit.

How do I fix a P1A68 diagnostic trouble code?

To fix P1A68: Module diagnostics using a scanner. Checking power and grounding circuits. Attempting to flash the module. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P1A68?

Yes, but get it checked soon

How much does it cost to fix P1A68?

The estimated repair cost for P1A68 is $56–167. Actual cost depends on your vehicle, location, and labor rates.

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See also: Russian version · NationStat