Engine Error
P0382
Glow Plug/Heater Circuit B
Severity
Medium
Symptoms
Extended crank time when cold, rough idle on cold start
Common Causes
- Failed glow plugs on Bank 2
- Faulty secondary glow plug relay
- Damaged wiring circuit B
- Poor ground connection
How to Fix
- 1 Replace glow plugs on affected bank
- 2 Test and replace glow plug relay
- 3 Repair damaged wiring
- 4 Clean ground terminals
Estimated Repair Cost
USD
$100
–
$400
Glow plugs and labor: $150 - $400