OBD Guide

P1395

Glow Plug Monitor Fault Bank 1

Severity
⚠️ Medium
Can you drive?
Yes, but get it checked soon
Approx. repair cost
$17–67 (est.)

Symptoms

  • Difficulty starting the engine (especially when cold)
  • Unstable engine idling
  • Increased white smoke on startup
  • Increased fuel consumption
  • Check engine light on dashboard

Causes

  • One or more glow plugs are faulty
  • Open or short circuit in the glow plug circuit
  • Poor contact in glow plug circuit connectors
  • Faulty glow plug relay
  • Problems with the engine control unit

How to Fix

  1. Check the resistance of all glow plugs in bank 1
  2. Check the integrity of the system wiring and connectors
  3. Check the functionality of the glow plug relay
  4. If necessary, replace faulty spark plugs
  5. Clear error codes and check if error is returned

Related codes

Error P1395 by Vehicle Brand