A | Battery |
B | Starter |
C | Alternator |
C1 | Voltage regulator |
J226 | Starter inhibitor and reversing light relay |
S131 | Fuse 1 |
S132 | Fuse 2 |
S133 | Fuse 3 |
S134 | Fuse 4 |
S138 | Fuse 5 |
S162 | Fuse -1- (30), in fuse box/battery |
S163 | Fuse -2- (30), in fuse box/battery |
S164 | Fuse -3- (30), in fuse box/battery |
T2f | 2-pin connector, alternator, wiring duct, in engine compartment, left |
T3e | 3-pin connector, black, on main fuse box |
T6m | 6-pin connector, brown, engine compartment, in plenum chamber |
2 | Earth strap, gearbox - body |
12 | Earth point, in engine compartment, left |
156 | Earth connection, in diesel direct injection wiring harness |
* | Only models with manual gearbox |
** | Only models with automatic gearbox |
D | Ignition/starter switch |
S5 | Fuse in fuse box/relay plate |
S7 | Fuse in fuse box/relay plate |
S10 | Fuse in fuse box/relay plate |
S11 | Fuse in fuse box/relay plate |
S13 | Fuse in fuse box/relay plate |
S228 | Fuse in fuse box |
S229 | Fuse in fuse box |
S232 | Fuse in fuse box |
S234 | Fuse in fuse box |
S243 | Fuse in fuse box |
T6m | 6-pin connector, brown, engine compartment, in plenum chamber |
A2 | Positive (+) connection (15), in dash panel wiring harness |
A101 | Connection -3- (87), in dash panel wiring harness |
B135 | Connection -1- (15a), in interior wiring harness |
B138 | Positive (+) connection (X), in interior wiring harness |
B146 | Positive (+) connection -1- (87), in interior wiring harness |
B156 | Positive (+) connection (30a), in interior wiring harness |
* | Only models with manual gearbox |
J52 | Glow plug relay |
J248 | Diesel direct injection system control unit |
J322 | Diesel direct injection system relay |
J359 | Low heat output relay |
J360 | High heat output relay |
Q6 | Glow plugs (engine) |
Q7 | Coolant heating elements |
T2n | 2-pin connector, wiring duct, in engine compartment, left |
T6m | 6-pin connector, brown, engine compartment, in plenum chamber |
T10g | 10-pin connector, blue, engine compartment, in plenum chamber |
156 | Earth connection, in diesel direct injection wiring harness |
A98 | Positive (+) connection -4- (30), in dash panel wiring harness |
D78 | Positive (+) connection -1- (30a), in engine compartment wiring harness |
D102 | Connection -2-, in engine compartment wiring harness |
F32 | Connection (coolant heating elements), in diesel direct injection system wiring harness |
* | Only models with heater elements (manual gearbox) |
G70 | Air mass meter |
G71 | Intake manifold pressure sender |
G72 | Intake manifold temperature sender |
J248 | Diesel direct injection system control unit |
N18 | Exhaust gas recirculation valve |
N75 | Charge pressure control solenoid valve |
N239 | Intake manifold flap change-over valve |
T6m | 6-pin connector, brown, engine compartment, in plenum chamber |
T10 | 10-pin connector, white, engine compartment, in plenum chamber |
T10c | 10-pin connector, in engine compartment, right |
T14 | 14-pin connector, in engine compartment, right |
A15 | Positive (+) connection (15), in dash panel wiring harness |
A100 | Connection -2- (87), in dash panel wiring harness |
D101 | Connection -1-, in engine compartment wiring harness |
* | Only applies to models with engine codes ASZ, ASZ (quattro) |
E87 | Control and display unit for air conditioner/Climatronic |
G2 | Coolant temperature sender |
G28 | Engine speed sender |
G40 | Hall sender |
G62 | Coolant temperature sender |
G81 | Fuel temperature sender |
J217 | Automatic gearbox control unit |
J248 | Diesel direct injection system control unit |
T3d | 3-pin connector, white, engine speed sender, in engine compartment |
T10x | 10-pin connector, orange, engine compartment, in plenum chamber |
T14 | 14-pin connector, in engine compartment, right |
269 | Earth connection (sender earth) -1-, in dash panel wiring harness |
A100 | Connection -2- (87), in dash panel wiring harness |
F27 | Connection (screening), in diesel direct injection wiring harness |
* | Only models with automatic gearbox |
** | Only models with air conditioner |
E3 | Hazard warning light switch |
F8 | Kick-down switch |
F60 | Idling switch |
G79 | Accelerator pedal position sender |
J17 | Fuel pump relay |
J248 | Diesel direct injection system control unit |
N240 | Unit injector solenoid valve, No. 1 cyl. |
N241 | Unit injector solenoid valve, No. 2 cyl. |
N242 | Unit injector solenoid valve, No. 3 cyl. |
N243 | Unit injector solenoid valve, No. 4 cyl. |
T8h | 8-pin connector, in engine compartment |
T10 | 10-pin connector, white, engine compartment, in plenum chamber |
T10g | 10-pin connector, blue, engine compartment, in plenum chamber |
A125 | Connection (crash signal), in dash panel wiring harness |
B147 | Positive (+) connection -2- (87), in interior wiring harness |
E45 | Cruise control system switch |
F | Brake light switch |
F36 | Clutch pedal switch |
J248 | Diesel direct injection system control unit |
N79 | Heater element (crankcase breather) |
T6m | 6-pin connector, brown, engine compartment, in plenum chamber |
T7 | 7-pin connector, cruise control system, behind steering column switch trim |
T10 | 10-pin connector, white, engine compartment, in plenum chamber |
T10e | 10-pin connector, black, engine compartment, in plenum chamber |
T10x | 10-pin connector, orange, engine compartment, in plenum chamber |
156 | Earth connection, in diesel direct injection wiring harness |
A108 | Connection (speed signal), in dash panel wiring harness |
B148 | Positive (+) connection -3- (87), in interior wiring harness |
B185 | Connection -2- (54), in interior wiring harness |
* | Only models with cruise control system |
** | Only models with manual gearbox |
*** | Only models with heater elements (manual gearbox) and export versions (northern countries) |
F18 | Radiator fan thermo-switch |
F54 | Radiator fan thermo-switch |
J248 | Diesel direct injection system control unit |
J397 | Radiator fan run-on relay |
T10 | 10-pin connector, white, engine compartment, in plenum chamber |
T10x | 10-pin connector, orange, engine compartment, in plenum chamber |
T16 | 16-pin connector, black, centre console compartment (diagnostic connector) |
V7 | Radiator fan |
11 | Earth point, in battery box |
A45 | Connection (engine speed signal), in dash panel wiring harness |
A68 | Connection (30, air conditioner), in dash panel wiring harness |
A76 | Connection (diagnosis wire K), in dash panel wiring harness |
A121 | Connection (high bus), in dash panel wiring harness |
A122 | Connection (low bus), in dash panel wiring harness |
L26 | Connection (radiator fan), in engine compartment - Climatronic wiring harness |
• | CAN bus (data wire) |
F1 | Oil pressure switch |
F66 | Coolant shortage indicator switch |
G | Fuel gauge sender |
G6 | Fuel pump (pre-supply pump) |
G22 | Speedometer sender (Hall sender, on gearbox) |
J218 | Combi-processor in dash panel insert |
K2 | Alternator warning lamp |
K29 | Glow period warning lamp (00626) |
T14 | 14-pin connector, in engine compartment, right |
T32 | 32-pin connector, blue, on dash panel insert |
T32a | 32-pin connector, green, on dash panel insert |
277 | Earth connection -3-, in interior wiring harness |
278 | Earth connection -4-, in interior wiring harness |
281 | Earth connection -1-, in engine prewiring wiring harness |
A23 | Connection (30al), in dash panel wiring harness |
A80 | Connection -1- (X), in dash panel wiring harness |
B149 | Positive (+) connection -2- (15a), in interior wiring harness |
B178 | Connection (speed signal), in interior wiring harness |