A1 | Second battery |
J317 | Terminal 30 voltage supply relay |
J581 | Battery parallel circuit relay |
J689 | Terminal 30 voltage supply relay 2 |
S8 | Fuse in relay plate fuse holder, in engine compartment |
S9 | Fuse in relay plate fuse holder, in engine compartment |
S10 | Fuse in relay plate fuse holder, in engine compartment |
S11 | Fuse in relay plate fuse holder, in engine compartment |
S12 | Fuse in relay plate fuse holder, in engine compartment |
S13 | Fuse in relay plate fuse holder, in engine compartment |
S15 | Fuse in relay plate fuse holder, in engine compartment |
S16 | Fuse in relay plate fuse holder |
S17 | Fuse in relay plate fuse holder, in engine compartment |
T10d | 10-pin connector, blue, electronics box engine compartment |
49 | Earth point, near second battery |
39 | Earth point, under rear left seat |
201 | Earth connection -5-, in engine compartment wiring harness |
647 | Earth point 3, bulkhead |
D75 | Positive connection 2 (30), in engine compartment wiring harness |
D97 | Connection (50), in engine compartment right wiring harness |
D109 | Connection 7, in engine compartment wiring harness |
A | Battery |
B | Starter |
C | Alternator |
C1 | Voltage regulator |
J518 | Entry and start authorisation control unit |
J519 | Onboard supply control unit |
J682 | Terminal 50 voltage supply relay |
J701 | Voltage supply relay 1, start relevant consumers |
J710 | Voltage supply relay 2, start relevant consumers |
SD8 | Fuse 8 on fuse holder |
SD11 | Fuse 11 on fuse holder |
T6ma | 6-pin connector, white, electronics box engine compartment |
T10c | 10-pin connector, pink, electronics box engine compartment |
T10d | 10-pin connector, blue, electronics box engine compartment |
T10f | 10-pin connector, red, electronics box front engine compartment |
T10ma | 10-pin connector, black, electronics box engine compartment |
T18 | 18-pin connector |
T81 | 81-pin connector |
TV2 | Terminal 30 wiring junction |
TV15 | Wiring connector |
TV22 | Terminal 30 wiring junction 2 |
201 | Earth connection -5-, in engine compartment wiring harness |
D50 | Positive connection (30), in engine compartment wiring harness |
D75 | Positive connection 2 (30), in engine compartment wiring harness |
D97 | Connection (50), in engine compartment right wiring harness |
D108 | Connection 6, in engine compartment wiring harness |
D112 | Connection 10, in engine compartment wiring harness |
D144 | Positive connection 5 (30), in engine compartment wiring harness |
J52 | Glow plug relay |
J623 | Engine control unit |
Q10 | Glow plug 1 |
Q11 | Glow plug 2 |
Q12 | Glow plug 3 |
Q13 | Glow plug 4 |
Q14 | Glow plug 5 |
S1 | Fuse in relay plate fuse holder, in engine compartment |
S2 | Fuse in relay plate fuse holder, in engine compartment |
S3 | Fuse in relay plate fuse holder, in engine compartment |
S4 | Fuse in relay plate fuse holder, in engine compartment |
S6 | Fuse in relay plate fuse holder, in engine compartment |
S7 | Fuse in relay plate fuse holder, in engine compartment |
T5mg | 5-pin connector, black, on front left engine |
T94aa | 94-pin connector |
D50 | Positive connection (30), in engine compartment wiring harness |
D98 | Connection (glow plugs), in engine compartment wiring harness |
D112 | Connection 10, in engine compartment wiring harness |
D113 | Connection 11, in engine compartment wiring harness |
J623 | Engine control unit |
N240 | Unit injector valve, No. 1 cyl. |
N241 | Unit injector valve, No. 2 cyl. |
N242 | Unit injector valve, No. 3 cyl. |
N243 | Unit injector valve, No. 4 cyl. |
N244 | Unit injector valve, No. 5 cyl. |
T6mp | 6-pin connector |
T10ma | 10-pin connector, black, electronics box engine compartment |
T60aa | 60-pin connector |
T94aa | 94-pin connector |
D95 | Connection (injectors), in engine compartment wiring harness |
D111 | Connection 9, in engine compartment wiring harness |
E48 | Connection (injectors), in injection system wiring harness |
F265 | Map-controlled engine cooling system thermostat |
G81 | Fuel temperature sender |
G266 | Oil level and oil temperature sender |
J255 | Climatronic control unit |
J623 | Engine control unit |
T6ma | 6-pin connector, white, electronics box engine compartment |
T10d | 10-pin connector, blue, electronics box engine compartment |
T10f | 10-pin connector, red, electronics box engine compartment |
T60aa | 60-pin connector |
V157 | Intake manifold flap motor |
131 | Earth connection -2-, in engine compartment wiring harness |
D107 | Connection 5, in engine compartment wiring harness |
E30 | Connection (87a), in engine wiring harness |
G28 | Engine speed sender |
G40 | Hall sender |
G62 | Coolant temperature sender |
G133 | Fuel composition sender |
J527 | Steering column electronics control unit |
J623 | Engine control unit |
T10c | 10-pin connector, pink, electronics box engine compartment |
T10d | 10-pin connector, blue, electronics box engine compartment |
T16a | 16-pin connector, steering column |
T60aa | 60-pin connector |
T94aa | 94-pin connector |
D101 | Connection 1, in engine compartment wiring harness |
D102 | Connection 2, in engine compartment wiring harness |
F | Brake light switch |
F47 | Cruise control system brake pedal switch/diesel direct injection system |
G70 | Air mass meter |
J623 | Engine control unit |
SB26 | Fuse 26 on fuse holder |
SB38 | Fuse 38 on fuse holder |
T10c | 10-pin connector, pink, electronics box engine compartment |
T10d | 10-pin connector, blue, electronics box engine compartment |
T94aa | 94-pin connector |
B278 | Positive connection 2 (15a), in main wiring harness |
B335 | Connection 1 (54), in main wiring harness |
D52 | Positive connection (15a), in engine compartment wiring harness |
* | from May 2003 |
G65 | High pressure sender |
J17 | Fuel pump relay |
J293 | Radiator fan control unit |
J519 | Onboard supply control unit |
J623 | Engine control unit |
J671 | Radiator fan control unit -2- |
J715 | Tank circuit pressurisation relay fuel supply |
N18 | Exhaust gas recirculation valve |
T6k | 6-pin connector, brown |
T10c | 10-pin connector, pink, electronics box engine compartment |
T18 | 18-pin connector |
T94aa | 94-pin connector |
V7 | Radiator fan |
V177 | Radiator fan 2 |
12 | Earth point, on left in engine compartment |
D106 | Connection 4, in engine compartment wiring harness |
D122 | Connection 20, in engine compartment wiring harness |
D123 | Connection 21, in engine compartment wiring harness |
D129 | Connection 27, in engine compartment wiring harness |
* | only models with auxiliary coolant heater |
F8 | Kick-down switch |
F60 | Idling speed switch |
G79 | Accelerator position sender |
J445 | Fuel cooling pump relay |
J496 | Additional coolant pump relay |
J623 | Engine control unit |
T6k | 6-pin connector, brown |
T6ma | 6-pin connector, white, on electronics box engine compartment |
T10e | 10-pin connector, green, electronics box engine compartment |
T10f | 10-pin connector, red, electronics box engine compartment |
T60aa | 60-pin connector |
T94aa | 94-pin connector |
V51 | Continued coolant circulation pump |
V166 | Fuel cooling pump |
V280 | Turbocharger 1 control motor |
85 | Earth connection 1, in engine compartment wiring harness |
D78 | Positive connection 1 (30a), in engine compartment wiring harness |
D103 | Connection 3, in engine compartment wiring harness |
D130 | Connection 28, in engine compartment wiring harness |
D159 | Connection (high bus), in engine compartment wiring harness |
D160 | Connection (low bus), in engine compartment wiring harness |
* | not for all versions |
** | is dropped from May 2003 |
J623 | Engine control unit |
J624 | Engine control unit 2 |
T10d | 10-pin connector, blue, electronics box engine compartment |
T10ma | 10-pin connector, black, electronics box engine compartment |
T60aa | 60-pin connector |
T94aa | 94-pin connector |
T60ab | 60-pin connector |
T94ab | 94-pin connector |
85 | Earth connection 1, in engine compartment wiring harness |
132 | Earth connection 3, in engine compartment wiring harness |
167 | Earth connection 4, in engine compartment wiring harness |
646 | Earth point 2, on bulkhead |
B509 | Connection 3 (diagnosis), in main wiring harness |
D159 | Connection (high bus), in engine compartment wiring harness |
D160 | Connection (low bus), in engine compartment wiring harness |
D166 | Connection (K-diagnosis wiring), in engine compartment wiring harness |
D178 | Connection 2 (high bus), in engine compartment wiring harness |
D179 | Connection 2 (low bus), in engine compartment wiring harness |
* | from May 2003 |
J255 | Climatronic control unit |
J624 | Engine control unit 2 |
N280 | Air conditioning system compressor regulating valve |
T5ma | 5-pin connector, black, on front left engine |
T10f | 10-pin connector, red, electronics box engine compartment |
T60ab | 60-pin connector |
T94ab | 94-pin connector |
V275 | Intake manifold flap 2 motor |
V281 | Turbocharger 2 control motor |
85 | Earth connection 1, in engine compartment wiring harness |
D130 | Connection 28, in engine compartment wiring harness |
D159 | Connection (high bus), in engine compartment wiring harness |
D160 | Connection (low bus), in engine compartment wiring harness |
* | not for all versions |
** | is dropped from May 2003 |
G248 | Fuel temperature sender 2 |
J624 | Engine control unit 2 |
N245 | Unit injector valve, No. 6 cyl. |
N303 | Unit injector valve, No. 7 cyl. |
N304 | Unit injector valve, No. 8 cyl. |
N305 | Unit injector valve, No. 9 cyl. |
N306 | Unit injector valve, No. 10 cyl. |
T7mp | 7-pin connector |
T60ab | 60-pin connector |
D137 | Connection 2 (injectors), in engine compartment wiring harness |
E55 | Connection 2 (injectors), in injection system wiring harness |
G | Fuel gauge sender |
G6 | Fuel pump (pre-supply pump) |
G23 | Fuel pump |
G32 | Coolant shortage indicator sender |
G237 | Fuel gauge sender 3 |
J285 | Control unit with display in dash panel insert |
J533 | Data bus diagnostic interface |
T4af | 4-pin connector |
T5k | 5-pin connector |
T16b | 16-pin connector, self-diagnosis connection, driver footwell |
T32a | 32-pin connector, blue, on dash panel insert |
T32b | 32-pin connector, green, on dash panel insert |
39 | Earth point, under rear left seat |
410 | Earth connection 1 (sender earth), in main wiring harness |
B385 | Connection 3 (drive train CAN bus, high), in main wiring harness |
B392 | Connection 3 (drive train CAN bus, low), in main wiring harness |
B429 | Connection (EFPR), in main wiring harness |
B444 | Connection 1 (diagnosis), in main wiring harness |
* | from May 2003 |