Live Manual
Engine Error

P0380

Glow Plug/Heater Circuit A

Severity
Medium

Symptoms

Hard starting in cold weather, white smoke on startup, check engine light

Common Causes

  • Faulty glow plugs
  • Defective glow plug relay/module
  • Corroded wiring harness
  • Blown glow plug fuse

How to Fix

  1. 1 Test and replace bad glow plugs
  2. 2 Replace glow plug control module
  3. 3 Clean and repair wiring connections
  4. 4 Replace main fuse
Estimated Repair Cost USD
$100 $400

Glow plugs (set): $150 - $300; Relay: $100 - $200