| A | Battery |
| B | Starter |
| C | Alternator |
| C1 | Voltage regulator |
| D | Ignition/starter switch |
| Q6 | Glow plugs - engine |
| S125 | Glow plugs fuse - engine, in control unit protective housing, in engine compartment, left |
| T2b | 2-pin connector, blue, on engine block, right |
| T6n | 6-pin connector, red, on control unit protective housing, in engine compartment, left |
| T10d | 10-pin connector, brown, on control unit protective housing, in engine compartment, left |
| 1 | Earth strap, battery - body |
| 2 | Earth strap, gearbox - body |
| 500 | Screw connection -1- (30), on relay plate |
| 504 | Screw connection -1- (87F), on relay plate |
| A17 | Connection (61), in dash panel wiring harness |
| A52 | Positive (+) connection (30), in dash panel wiring harness |
| F31 | Connection (glow plugs - engine) in diesel direct injection system wiring harness |
| F8 | Kick-down switch |
| F60 | Idling switch |
| G79 | Accelerator pedal position sender |
| J52 | Glow plug relay |
| J248 | Diesel direct injection system control unit, in control unit protective housing |
| J317 | Terminal 30 voltage supply relay, in control unit protective housing |
| S102 | Engine control unit fuse, in control unit protective housing |
| T6a | 6-pin connector, on the injection pump |
| T6n | 6-pin connector, red, on control unit protective housing, in engine compartment, left |
| T10e | 10-pin connector, yellow, on control unit protective housing, in engine compartment, left |
| T10g | 10-pin connector, white, on control unit protective housing, in engine compartment, left |
| T80 | 80-pin connector, on diesel direct injection system control unit |
| 81 | Earth connection -1-, in dash panel wiring harness |
| 135 | Earth connection -2-, in dash panel wiring harness |
| A2 | Positive (+) connection (15), in dash panel wiring harness |
| A52 | Positive (+) connection (30), in dash panel wiring harness |
| F28 | Connection -3-, in diesel direct injection system wiring harness |
| F33 | Positive (+) connection (30), in diesel direct injection system wiring harness |
| G28 | Engine speed sender |
| G71 | Intake manifold pressure sender |
| G72 | Intake manifold temperature sender |
| G80 | Needle lift sender |
| J248 | Diesel direct injection system control unit, in control unit protective housing |
| T2 | 2-pin connector, brown, near needle lift sender |
| T3 | 3-pin connector, black, near engine speed sender |
| T10b | 10-pin connector, black, on control unit protective housing, in engine compartment, left |
| T10e | 10-pin connector, yellow, on control unit protective housing, in engine compartment, left (chamber 2 - self-diagnosis connection) |
| T80 | 80-pin connector, on diesel direct injection system control unit |
| 12 | Earth point, in engine compartment, left |
| 32 | Earth point, behind dash panel, left |
| 81 | Earth connection -1-, in dash panel wiring harness |
| 156 | Earth connection, in diesel direct injection wiring harness |
| A45 | Connection (engine speed signal), in dash panel wiring harness |
| G2 | Coolant temperature gauge sender |
| G62 | Coolant temperature sender |
| G81 | Fuel temperature sender |
| G149 | Modulating piston movement sender |
| J248 | Diesel direct injection system control unit, in control unit protective housing |
| N108 | Commencement of injection valve |
| N109 | Fuel shut-off valve |
| N146 | Metering adjuster |
| T3 | 3-pin connector, near injection pump, only engine codes AHU and AFN |
| T8a | 8-pin connector, near injection pump, only engine codes AHU and AFN |
| T10b | 10-pin connector, black, on control unit protective housing, in engine compartment, left |
| T10g | 10-pin connector, white, on control unit protective housing, in engine compartment, left |
| T10x | 10-pin connector, near injection pump, only engine codes AHH |
| T80 | 80-pin connector, on diesel direct injection system control unit |
| A10 | Connection (glow plug control), in dash panel wiring harness |
| F25 | Connection -1-, in diesel direct injection system wiring harness |
| F26 | Connection -2-, in diesel direct injection system wiring harness |
| G70 | Air mass meter |
| J217 | Automatic gearbox control unit, in footwell, front right |
| J248 | Diesel direct injection system control unit, in control unit protective housing |
| J397 | Radiator fan run-on relay |
| N18 | Exhaust gas recirculation valve |
| N75 | Charge pressure control solenoid valve |
| T10d | 10-pin connector, brown, on control unit protective housing, in engine compartment, left |
| T10e | 10-pin connector, orange, on control unit protective housing, in engine compartment, left |
| T10i | 10-pin connector, blue, connector point right A pillar |
| T10k | 10-pin connector, grey, connector point left A-pillar |
| T68a | 68-pin connector, on automatic gearbox control unit |
| T80 | 80-pin connector, on diesel direct injection system control unit |
| A15 | Positive (+) connection (15), in instruments wiring harness |
| A27 | Connection (speed signal), in dash panel wiring harness |
| A70 | Connection (15a, fuse 231), in dash panel wiring harness |
| F25 | Connection -1-, in diesel direct injection system wiring harness |
| --- | Only models with cruise control system (CCS) |
| * | Only engine codes AFN |
| E45 | Cruise control system switch Position 0 = OFF in detent Position 1 = OFF with button Position 2 = ON Position 3 = RES |
| E227 | Cruise control system (CCS) button (Set) |
| F | Brake light switch |
| F47 | Cruise control system brake pedal switch/diesel direct inj. system |
| J217 | Automatic gearbox control unit, in footwell, front right |
| J248 | Diesel direct injection system control unit, in control unit protective housing |
| T10 | 10-pin connector, black, next to steering column |
| T10b | 10-pin connector, black, on control unit protective housing, in engine compartment, left |
| T10d | 10-pin connector, brown, on control unit protective housing, in engine compartment, left |
| T10e | -10-pin connector, yellow, on control unit protective housing, in engine compartment, left |
| T10g | -10-pin connector, white, on control unit protective housing, in engine compartment, left |
| T10m | 10-pin connector, right A pillar |
| T68a | 68-pin connector, on automatic gearbox control unit |
| T80 | 80-pin connector, on diesel direct injection system control unit |
| T88 | 88-pin connector, on automatic gearbox control unit (Five speed automatic) |
| A89 | Connection (brake light switch), in dash panel wiring harness |
| --- | Only models with cruise control system (CCS) |
| J217 | Automatic gearbox control unit, in footwell, front right |
| J248 | Diesel direct injection system control unit, in control unit protective housing |
| T10d | 10-pin connector, brown, on control unit protective housing, in engine compartment, left (chamber 6 -connection for air conditioner) (chamber 8 -connection for air conditioner) |
| T10h | 10-pin connector, blue, on control unit protective housing, in engine compartment, left |
| T68a | 68-pin connector, on automatic gearbox control unit (4 speed automatic) |
| T80 | 80-pin connector, on diesel direct injection system control unit |
| T88 | 88-pin connector, on automatic gearbox control unit (5 speed automatic) |
| 156 | Earth connection, in diesel direct injection system wiring harness |
| A75 | Connection (Kick-down switch), in dash panel wiring harness |
| A131 | Connection (fuel consumption signal), in dash panel wiring harness |
| F1 | Oil pressure switch |
| G | Fuel gauge sender |
| G22 | Speedometer sender, left in gearbox |
| G23 | Fuel pump (syncro only) |
| G32 | Coolant shortage indicator sender |
| G169 | Fuel gauge sender -2- (four-wheel drive only) |
| G237 | Fuel gauge sender -3- (four-wheel drive only) |
| J17 | Fuel pump relay, on the 13 position additional relay carrier (four-wheel drive only) control number (214) |
| S228 | Fuse in fuse box |
| T3d | 3-pin connector, in engine compartment, front left |
| T4e | 4-pin connector |
| T6c | 6-pin connector, blue, connector point left A-pillar |
| T10a | 10-pin connector, brown, connector point, left A pillar |
| T10b | 10-pin connector, black, on control unit protective housing, in engine compartment, left |
| T10e | 10-pin connector, yellow, on control unit protective housing, in engine compartment, left |
| 75 | Earth point, rear pillar, right |
| 156 | Earth connection, in diesel direct injection system wiring harness |
| 197 | Earth connection -4-, in rear wiring harness |
| 269 | Earth connection (sender earth) -1-, in dash panel wiring harness |
| A86 | Connection (50a), in dash panel wiring harness |
| G1 | Fuel gauge |
| G3 | Coolant temperature gauge |
| G5 | Rev. counter |
| H11 | Oil pressure warning buzzer |
| J285 | Control unit with display in dash panel insert |
| K2 | Alternator warning lamp |
| K3 | Oil pressure warning lamp |
| K28 | Coolant temperature/coolant shortage warning lamp |
| K29 | Glow period warning lamp |
| L75 | Digital display illumination |
| T32a | 32-pin connector, blue, on dash panel insert |
| T32b | 32-pin connector, green, on dash panel insert |
| Y4 | Odometer display |
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