OBD Guide
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P1D80

Internal Control Module EEPROM Error

P1D80 is an OBD-II diagnostic trouble code meaning: Internal Control Module EEPROM Error. Common causes: failure in the engine control module (ecu), eeprom memory corruption. Estimated repair cost: $167–556.

Severity
🔴 High
Can you drive?
Yes, but get it checked soon
Approx. repair cost
$167–556 (est.)

Symptoms

  • Unstable engine operation
  • Check Engine light comes on
  • Reduced engine power
  • Problems starting the engine
  • Reset adaptive settings

Causes

  • Failure in the engine control module (ECU)
  • EEPROM memory corruption
  • ECU power problems
  • Short circuit in ECU circuit
  • Software error in ECU firmware

How to Fix

  1. Check ECU power supply and grounding
  2. Scan the ECU for other errors
  3. Try flashing the ECU
  4. If necessary, replace the control module
  5. Check wiring harness to ECU

Related codes

P0601P0602P0603

FAQ

What does the P1D80 code mean?

P1D80 is an OBD-II diagnostic trouble code that indicates: Internal Control Module EEPROM Error

What causes a P1D80 error code?

The most common causes of P1D80 include: Failure in the engine control module (ECU); EEPROM memory corruption; ECU power problems; Short circuit in ECU circuit.

How do I fix a P1D80 diagnostic trouble code?

To fix P1D80: Check ECU power supply and grounding. Scan the ECU for other errors. Try flashing the ECU. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P1D80?

Yes, but get it checked soon

How much does it cost to fix P1D80?

The estimated repair cost for P1D80 is $167–556. Actual cost depends on your vehicle, location, and labor rates.

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See also: Russian version · NationStat