2017-10-10
Engine knocking or pinging sound
Decreased fuel economy
Illuminated check engine light
Reduced engine power or acceleration
Failed knock sensor on bank 2
Wiring or connector issues in the knock sensor circuitry
Damaged or corroded electrical connections
Failed engine control module (ECM)
Knock Sensor: Knock sensor detects knocking in the engine
Replace the knock sensor on bank 2
Inspect and repair any damaged wiring or connectors in the knock sensor circuitry
Clean and tighten any corroded or loose electrical connections
Replace the engine control module if necessary