Volkswagen Workshop Service and Repair Manuals

Knock Sensor: Mechanical Specifications

Air/Fuel Ratio

Adjustment specification [1] ....................................................................................................................................................................................  0.7%
Checking limits [2] ..........................................................................................................................................................................................  0.2 - 1.2%

Ignition Timing

Base ........................................................................................................................................................................................................  6° +/- 1° BTDC

Idle RPM

A/C off ..............................................................................................................................................................................................................  700 - 900

Tightening Torque

Intake Air Temperature Sensor (EGR) ...............................................................................................................................................  15 ft. lbs. (20 Nm)
Knock Sensor .........................................................................................................................................................................  15 - 18 ft. lb. (20 - 24 Nm)
Oxygen Sensor ....................................................................................................................................................................................  37 ft. lb.  (50 Nm)

[1] Refer to ADJUSTMENT PROCEDURES
[2] Check the Air/Fuel Ratio with the oxygen sensor connected.