Engine Error
P0327
Knock Sensor 1 Circuit Low
Severity
Medium
Symptoms
Pinging or knocking noise from engine, reduced power, poor acceleration
Common Causes
- Faulty Knock Sensor 1
- Short to ground in knock sensor wiring
- Loose knock sensor mounting
- Low octane fuel
How to Fix
- 1 Replace Knock Sensor 1
- 2 Trace and repair short to ground
- 3 Torque sensor to exact factory specification
- 4 Fill tank with higher octane fuel
Estimated Repair Cost
USD
$150
–
$500
Knock sensor: $150 - $350 (intake removal may be required)