Vibe FWD L4-1.8L VIN 8 (2004)
Knock Sensor: Description and Operation
Electronic Ignition (EI) System
KNOCK SENSOR (KS)
The knock sensor (KS) (1) is located below the intake manifold (2), on the engine block between cylinder 2 and cylinder 3. The KS (1) detects engine
detonation and sends a signal to the PCM. The PCM uses the input from the KS to adjust the ignition timing in order to control detonation. For detailed
information on the operation of the KS refer to Knock Sensor (KS) System Description.