Operation CHARM: Car repair manuals for everyone.

Motronic Fuel Injection System




Motronic Fuel Injection System

Component locations, overview







1 - Air Cleaner
2 - Mass Air Flow sensor -G70-
3 - Knock sensor 1 -G61-
4 - Intake hose
- With heater element connection (-N79-) for Positive Crankcase Ventilation system
5 - Throttle Valve Control Module -J338-
- Heated by coolant
6 - Camshaft Position sensor -G40-
7 - EGR valve

8 - Ignition coil -N152-
- With ignition cable identification, do not interchange
9 - Ground connection
10 - EVAP Canister Purge Regulator valve -N80-
- Part of EVAP system
11 - EVAP canister
- Location: front left wheel housing
- Part of EVAP system
12 - Engine Control Module (ECM) -J220-
- Location: engine compartment, left of battery
13 - Fuel pressure regulator
14 - Intake Air Temperature sensor -G72-
15 - A/C Cut-out Thermal Switch - F163- and 3rd.Speed Coolant Fan Control Thermal Switch -F165-
- Brown, 4-pin
- For vehicles with A/C
- Vehicles without A/C are plugged off
16 - Engine Coolant Temperature sensor -G62-
- Blue, 2- pin
- For Motronic system
17 - After-run Coolant Fan Control Thermal Switch -F87- for Engine Coolant Temperature sensor -G2-
- Yellow, 4-pin
18 - Secondary Air Injection Pump Motor -V101-
- For EGR system
19 - Positive Crankcase Ventilation Heating Element -N79-
- For Positive Crankcase Ventilation system
20 - Engine Speed sensor - G28-
21 - Knock sensor 2 -G66-