Contour V6-153 2.5L DOHC VIN L SFI (1997)
Knock Sensor: Service and Repair
REMOVAL and INSTALLATION
1. Disconnect battery ground cable.
NOTE: When battery voltage is removed from the Powertrain Control Module (PCM), all learned values will be cleared and reset to
predetermined values. When battery voltage is restored to the PCM, the vehicle may exhibit certain driveability concerns. It will be necessary to
drive the vehicle to allow the PCM to relearn values for optimum driveablilty and performance.
2. Raise vehicle on hoist.
3. Disconnect engine control sensor wiring from Knock Sensor (KS).
4. Remove the KS from cylinder blocks.
5. To install, reverse removal procedure. Tighten KS to 29-39 Nm (21-29 lb ft).
