Operation CHARM: Car repair manuals for everyone.
Home >> Volkswagen >> 2009 >> Routan (7B1) V6-3.8L (CGUA) >> Repair and Diagnosis >> Powertrain Management >> Computers and Control Systems >> Knock Sensor >> Service and Repair
Manuals through 2025 now available!

Our trusted friends have launched a new website named LEMON, which has newer manuals. It also contains all the CHARM manuals.

LEMON is the spiritual successor to CHARM, I recommend you try it!

Link: lemon-manuals.la or lemon-manuals.org.ua

(Some people have issue connecting. LEMON is investigating. For now, use Firefox or change your DNS server)

Or, hide this message: temporarily or permanently

Knock Sensor: Service and Repair






Knock Sensor

Removing






- Disconnect the negative battery cable.

- Remove the knock sensor cover (4).

- Disconnect the wiring harness electrical connector (1) from the knock sensor (2).

- Remove the knock sensor bolt (3) and sensor (2) from the engine.

Installing







Tighten the knock sensor to the correct tightening specification. Over or under tightening effects the knock sensor performance, possibly causing improper spark control and damage to the sensor.

- Install the knock sensor (2) to the engine.

- Install the knock sensor bolt (3). Tighten the bolt to 20 Nm (15 ft lbs).

- Connect the wiring harness electrical connector (1) to the knock sensor (2).

- Install the knock sensor cover (4).

- Connect the negative battery cable.

pro multis · About Operation CHARM