OBD Guide

P1732

Engine Overspeed Malfunction

Severity
🔴 High
Can you drive?
Do not drive — repair immediately
Approx. repair cost
$17–89 (est.)

Symptoms

  • Floating engine speed
  • Power Loss
  • The engine stalls
  • Dips during acceleration
  • Check Engine light comes on

Causes

  • Throttle Position Sensor Malfunction
  • Transmission problems
  • Engine speed sensor malfunction
  • Wiring harness damage
  • Errors in ECU software

How to Fix

  1. Check throttle position sensor
  2. Diagnose the gearbox
  3. Check engine speed sensor
  4. Inspect the wiring harness for damage
  5. Update ECU software

Related codes

Error P1732 by Vehicle Brand