Ive never done anything like this before so need some help, I know how to splice the wires but I dont understand how to workout which wire is which. I need the rpm signal and the throttle postion sensor. From the wiring diagram I think thats TS sensor B147 and the rpm B33??
VW AGU WIRING COLOURS
NO:30# is battery +: (which is the 12v constantly fed from the fuse box )
NO:15# is ignition switch-ignition on: remains on when cranking (power required at coil during starting and running)
X#X# supplies power to the lights etc with the key on, but off when cranking, i.e. when cranking power is cut to the lights, allowing more current to be supplied to the starter.
Working from left to right top to bottom
K46: Engine control relay
F32: FUSE
F34: FUSE
F5: FUSE
F13: FUSE
F10: FUSE
F7: FUSE
F2: FUSE
F29:FUSE
T1: I COIL CYL 1
T1: II COIL CYL 2
T1: III COIL CYL 3
T1: IIII COIL CYL 4
F28: FUSE
F43: FUSE
X1: DATA LINK CONNECTOR (DLC)
Y3: I FUEL INJECTOR CYL 1
Y3: II FUEL INJECTOR CYL 2
Y3: III FUEL INJECTOR CYL 3
Y3: IIII FUEL INJECTOR CYL 4
Y68: TURBOCHARGER (TC) WASTEGATE REGULATING VALVE
A63: AIR CON MODULE (NA)
S292: AS ABOVE (NA)
A95: AS ABOVE (NA)
A163: AS ABOVE (NA)
S258: CLUTCH PEDAL POSITION (NA)
S101: CRUISE CONTROL PEDAL SWITCH (NA)
S79: CRUISE CONTROL MASTER SWITCH (NA)
A5: INSTRUMENT PANEL
A75: INSTRUMENT CONTROL MODULE
A162: IMMOBILIZER MODULE
B33: VEHICLE SPEED SENSOR (VSS)
A52: IGNITION AMPLIFIER
A35: ENGINE CONTROL MODULE (ECM) AKA ECU
M12: FUEL PUMP (HIGH PRESSURE)
Y104: (EVAP) EVAPORATIVE EMISSION CANISTER PURGE VALVE
B30: MASS AIR FLOW SENSOR ( MAF)
B72: HEATED OXYGEN SENSOR (HO2S)
B26: INTAKE AIR TEMPERATURE SENSOR (IAT)
B54: CRANKSHAFT POSITION SENSOR (CKP)
B69: I KNOCK SENSOR 1 TIMING SIDE (KS1)
B69: II KNOCK SENSOR 2 FLYWHEEL SIDE (KS2)
A177: THROTTLE CONTROL UNIT (THROTTLE BODY)
Y56: IDLE SPEED CONTROL ACTUATOR (ISC)
S57: CLOSED THROTTLE POSITION SWITCH (CTP)
B147: THROTTLE POSITION SENSOR (TP)
B151: IDLE SPEED CONTROL ACTUATOR POSITION SENSOR (ISC)
B121: BAROMETRIC PRESSURE SENSOR (BARO)
B132: CAMSHAFT POSITION SENSOR (CMP)
B24: ENGINE COOLANT TEMPERATURE SENSOR (ECT)
S231: POWER STEERING PRESSURE SWITCH (PSP)
A16: (N/A)
#31: BATTERY NEG -
So how do I work out which wires which from this by the ecu?
Any help would be really appreciated on how you work this out.
Cheers Jon