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J795100 replace knock sensor (Z 14 XE, Z 16 YNG
with AC, RHD)
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1. Open bonnet
Important: On
vehicles as of model year 04 with ESP - the steering angle sensor
loses its basic adjustment each time the battery is disconnected.
It must be recalibrated.
2. Disconnect battery
3. Remove engine cover (3)
- Unscrew oil filler pipe cap
- Remove 2 bolts
- Screw on oil filler pipe cap
4. Remove intake pipe
- Disconnect wiring harness plug from intake air temperature
sensor (1)
- Detach engine vent hose (2)
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5. Disconnect wiring harness plug for knock sensor (1).
- Push aside and unlock
- Position wiring harness plug between fuel distributor pipe and
wiring trough
6. Raise vehicle
7. Remove knock sensor (2)
- Remove bolt
- Carefully pull cable downwards
8. Clean contact surface
9. Install knock sensor
- Route cable on top
- Caution: Recommended tightening torque must always be
observed.
- Tighten bolt (20 Nm / 15 lbf. ft.)
10. Lower vehicle
11. Install knock sensor wiring harness plug
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12. Install intake pipe
- Attach engine vent hose
- Connect intake air temperature sensor wiring harness plug
13. Install engine cover.
- Unscrew oil filler pipe cap
- Tighten bolts (8 Nm / 6 lbf. ft.)
- Screw on oil filler pipe cap
14. Connect battery
15. Calibrate steering angle sensor
Note: Rotate the
steering wheel one time from its right-hand to its left-hand
stop.
16. Program volatile memories
17. Close bonnet
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