Ignition system components, removing and installing: Notes
NOTE:
- Cylinder bank 1 is located on right side in direction of travel.
- Cylinder bank 2 is located on left side in direction of travel.
- Disassembling and assembling control housing. See Control housing, disassembling and assembling .
- Components marked with * are tested via On Board Diagnostic (OBD). Refer to Diagnostic mode 3: Check DTC Memory .
1 - Connector
- Black, 4-pin
- Before disconnecting, mark allocation of connector to component
2 - Face plate
- For Camshaft Position (CMP) sensor
3 - Camshaft Position (CMP) sensor*
- Before disconnecting, mark allocation of connector to component
- Terminals of sensor and connector are gold-plated
- Checking. Refer to Camshaft Position (CMP) sensor, checking
Cylinder bank 1
- Camshaft Position (CMP) Sensor -G40- = bank 1 intake camshaft
- Camshaft Position (CMP) Sensor 2 -G163- = bank 1 exhaust camshaft
Cylinder bank 2
- Camshaft Position (CMP) Sensor 3 -G300- = bank 2 intake camshaft
- Camshaft Position (CMP) Sensor 4 -G301- = bank 2 exhaust camshaft
4 - 10 Nm
5 - 20 Nm
- Tightening torque affects function of Knock Sensor (KS)
6 - Knock sensors*
- Contact surfaces between knock sensor and cylinder block must be free of corrosion, dirt and grease
- Checking. Refer to Knock sensors, checking
Component locations:
- Knock Sensor (KS) 1 -G61-, black. See Knock sensors 1 and 2 cylinder bank 1
- Knock Sensor (KS) 2 -G66-, brown. See Knock sensors 1 and 2 cylinder bank 1
- Knock sensor 3 -G198-, orange. See Knock sensor 3 cylinder bank 2
- Knock sensor 4 -G199-, gray. See Knock sensor 4 cylinder bank 2
7 - 3-pin harness connector
- Terminals are gold-plated
- Black for Knock Sensor (KS) 1 -G61-
- Brown for Knock Sensor (KS) 2 -G66-
- Orange for Knock sensor 3 -G198-
- Gray for Knock sensor 4 -G199-
8 - Spark plug, 30 Nm
- Type and spark plug gap. Refer to Test data, spark plugs
9 - Ignition Coil 1 with Power Output Stage -N70-, Ignition Coil 2 with Power Output Stage -N127-, Ignition Coil 3 with Power Output Stage -N291-, Ignition Coil 4 with Power Output Stage -N292-, Ignition Coil 5 with Power Output Stage -N323- to Ignition Coil 8 with Power Output Stage -N326-)*
- Removing and installing. Refer to Ignition coils with power output stage, removing and installing .
- Checking. Refer to Ignition coils with power output stages, checking .