Engine Error
P0330
Knock Sensor 2 Circuit Malfunction
Severity
Medium
Symptoms
Lack of power, engine hesitation, check engine light
Common Causes
- Defective Knock Sensor 2
- Damaged wiring harness
- Corroded sensor connector
- Coolant leak damaging the sensor
How to Fix
- 1 Replace Knock Sensor 2
- 2 Repair wiring harness
- 3 Clean and secure electrical connections
- 4 Fix coolant leaks near sensor valley
Estimated Repair Cost
USD
$200
–
$700
Sensor replacement (Bank 2): $250 - $700