Installing the engine wiring harness for sensor system 2
Preliminary work
- Refer to DISCONNECTING ALL BATTERY GROUND LEADS .
- Refer to REMOVING REAR HOOD SEAL .
- Refer to REMOVING FRONT WINDSHIELD PANEL COVER .
- Refer to REMOVING SUSPENSION CROSS-BRACE .
- Refer to REMOVING THE UPPER BULKHEAD COVER PANEL .
- Refer to REMOVING THE REAR BULKHEAD .
- Refer to REMOVING THE ACOUSTIC COVER .
- Refer to REMOVING CLEAN AIR PIPE .
NOTE:
RISK OF DAMAGE
Improper routing of cables and wiring harnesses.
Trapped, crushed or damaged cables may cause short circuits and malfunctions.
Improper routing of cables and wiring harnesses.
Trapped, crushed or damaged cables may cause short circuits and malfunctions.
- Route all cables without abrasions, do not trap and crush.
NOTE:
TECHNICAL INFORMATION
Detents, guides and mounting elements must not be damaged or missing.
Detents, guides and mounting elements must not be damaged or missing.
- Guide in and install the engine wiring harness (1) for sensor system 2 .
- Connect and lock the connector of the DME control unit.
- Connect and lock the connector of the integrated power supply module (PDM).
- Connect the connector to the heating element of the crankcase ventilation system and lock.
- Connect the connector of the electrical wastegate valve actuator and lock.
- Connect the connector of the blow-off valve to the exhaust turbocharger and lock.
- Connect the connector of the intake camshaft sensor and lock.
- Connect the connector of the exhaust camshaft sensor and lock.
- Connect and lock the connector of the rail pressure sensor.
- Connect and lock the connector for the tank vent valve.
- Connect and lock the connector of the hot film air mass meter.
- Connect the connector of both VANOS solenoid actuators and lock.
- Connect connector on high pressure pump and lock.
- Connect and lock the connector of the Lambda oxygen sensor.
- Connect the connector of the monitoring oxygen sensor and lock.
- Make sure that all connectors engage audibly.
- Guide in and install the wiring harness section (2) for sensor system 2 .
- Make sure that wiring harness section (2) for sensor system 2 is positioned correctly on cylinder head cover (arrows).
- Tighten down screw (1).
TIGHTENING TORQUES SPECIFICATION
| Wiring harness section for engine to cylinder head cover | ||
| M6 | tightening torque | 5Nm |
- Guide in and install the wiring harness section (2) for sensor system 2 .
- Make sure the holder (1) engages audibly.
- Insert and install the wiring harness section (2) for the Valvetronic servomotor in the direction of the arrow.
- Ensure that the locking mechanisms (1) engage audibly.
- Feed in wiring harness section (3) for injectors and ignition coils in arrow direction and install.
- Ensure that the locking mechanism (2) engages audibly.
- Insert and install the positive battery cable (1).
- Insert and install the positive battery cable (2) on the holder (3).
- Insert and install the battery positive terminal (1).
- Tighten the battery positive terminal (1).
TIGHTENING TORQUES SPECIFICATION
| Positive battery terminal to battery | ||
| Nut M6 | Tightening torque | 5Nm |
- Connect and lock the connector (1).
- Make sure the connector (1) engages audibly.
- Connect connector (1) in the direction of the arrow and lock.
- Make sure the connectors (1) engage audibly.
- Connect and lock the connector (1).
- Make sure the connector (1) engages audibly.
- Insert and install the connector (1) to the E-box (2) in the direction of the arrow.
- Feed cover (2) in arrow direction into guides (3) and install.
- Ensure that the cover panel (2) audibly engages in the guides (3).
- Tighten down screw (1).
TIGHTENING TORQUES SPECIFICATION
| Cover panel to E-box | ||
| RF5x26.5 | Tightening torque | 2.5Nm |
- Install the tension strut (1).
- Tighten screws (arrows).
TIGHTENING TORQUES SPECIFICATION
| Tension strut to battery tray | ||
| M8 | Tightening torque | 19Nm |
Follow-up work
- Refer to INSTALLING CLEAN AIR PIPE .
- Refer to INSTALLING ACOUSTIC COVER .
- Refer to INSTALLING THE REAR BULKHEAD .
- Refer to INSTALLING THE UPPER BULKHEAD COVER PANEL .
- Refer to INSTALLING THE STRUT BRACE .
- Refer to INSTALLING FRONT WINDSHIELD PANEL COVER .
- Refer to INSTALLING THE FRONT HOOD SEAL AT THE REAR .
- Refer to DISCONNECTING ALL BATTERY GROUND LEADS .