In Engine Compartment
Motronic Fuel injection and Ignition Systems, Component Layout
1 Engine Coolant Temperature (ECT) sensor -G62-
• Located on rear of cylinder head
2 Power output stage -N122-, and Ignition coil with power output stage 2 -N127-
3 Harness connector for Heated Oxygen Sensor (H025) -G39-
• Signal lead
4 Harness connector for Oxygen Sensor (02S) heater -Z19-
5 Harness connector for ignition coils
• White - voltage supply
6 Harness connector for ignition coils
• White - voltage supply
7 Harness connector for Crankshaft Position (CKP) sensor -G4-
• Black - timing mark sensor
8 Harness connector for Engine Speed (RPM) sensor -G28-
• Grey
9 Harness connector for Knock Sensor 1 (KS 1) -G61-
10 Moisture separator
11 Harness connector for Knock Sensor 2 (KS 2) -G66-
• Blue-rear sensor
12 A: Crankshaft Position (CKP) sensor -G4-
• Timing mark sensor
• Black harness connector
B: Engine Speed (RPM) sensor -G28-
• Grey harness connector
13 Evaporative Emission (EVAP) canister purge regulator valve -N80-
14 Knock Sensor 2 (KS 2) -G66- 15 - Idle Air Control (IAC) valve -N71-
16 Mass Air Flow (MAF) sensor -G19-
17 Wastegate bypass regulator valve -N75-
18 Deceleration fuel shut-off valve
19 Heated Oxygen Sensor (HO2S) -G39-
20 Camshaft Position (CMP) sensor -G40-
21 Fuel pressure regulator
22 Ignition coils
23 Fuel injectors
24 Knock Sensor 1 (KS 1) -G81-
25 Throttle Position (TP) sensor -G69-
• With built-in Closed Throttle Position (CTP) switch
26 Intake Air Temperature (IAT) sensor -G42-
27 Throttle Body (TB)