Engine Error
P0671
Cylinder 1 Glow Plug Circuit
Severity
Low
Symptoms
Extended crank time when cold, rough idle on startup, check engine light
Common Causes
- Defective glow plug on cylinder 1
- Damaged glow plug wiring or connector
- Failed glow plug control module
- Corroded electrical connection
How to Fix
- 1 Replace cylinder 1 glow plug
- 2 Repair or replace glow plug harness
- 3 Clean connector pins
- 4 Test control module output
Estimated Repair Cost
USD
$80
–
$300
Single glow plug: $80 - $200