OBD Guide

P1255

Fuel Pump Control Module Driver High Temperature

Severity
⚠️ Medium
Can you drive?
Limited driving only, diagnose soon
Approx. repair cost
$28–89 (est.)

Symptoms

  • Unstable engine operation
  • Power Loss
  • Difficulty starting the engine
  • Stalling engine
  • Check Engine Light Illuminates

Causes

  • Malfunction of the fuel pump control module
  • Wiring problems or bad contacts
  • Fuel pump overload
  • Poor module cooling
  • Fuel pump relay malfunction

How to Fix

  1. Check the condition of the fuel pump control module
  2. Check the integrity of wiring and contacts
  3. Measure the resistance of the fuel pump
  4. Check the operation of the fuel pump relay
  5. If necessary, replace the control module

Related codes

Error P1255 by Vehicle Brand