VW CADDY 1998 — 1.9 l/47 kW diesel engine, engine codes AEY . Wiring diagrams, Pin Connector, Location

Wiring Diagram VW CADDY 1998 - Alternator - starter

A	Battery
B	Starter
C	Alternator
C1	Voltage regulator
D	Ignition/starter switch
T1	Single connector, behind relay plate
T1a	Single connector, behind relay plate
T2	2-pin connector, near starter
T4	4-pin connector, on radiator fan control unit
D50	Positive (+) connection (30), in engine compartment wiring harnes

Wiring Diagram VW CADDY 1998 - Diesel direct injection system control unit - engine speed sender - air mass meter

F	Brake light switch
G28	Engine speed sender
G42	Intake air temperature sender
J248	Diesel direct injection system control unit, in plenum chamber left
J362	Immobilizer control unit
M9	Brake light bulb, left
M21	Brake and tail light bulb, left
T3	3-pin connector
T6	6-pin connector, on immobilizer control unit
T68	68-pin connector
156	Earth connection, in diesel direct injection wiring harness
220	Earth connection (sender earth), in engine wiring harness

Wiring Diagram VW CADDY 1998 - Diesel direct injection system control unit - needle lift sender - modulating piston movement sender

F36	Clutch pedal switch
F47	Cruise control system brake pedal switch (diesel direct injection system)
G80	Needle lift sender
G81	Fuel temperature sender
G149	Modulating piston movement sender
J248	Diesel direct injection system control unit, in plenum chamber left
N146	Metering adjuster
T8	8-pin connector
T24	24-pin connector, on engine left
T68	68-pin connector, on control unit
18	Earth point, on engine block
220	Earth connection (sender earth), in engine wiring harness
D61	Connection (air conditioner), in wiring harness

Wiring Diagram VW CADDY 1998 - Diesel direct injection system control unit - accelerator pedal position sender - exhaust gas recirculation valve - coolant heater elements

G79	Accelerator pedal position sender
J248	Diesel direct injection system control unit, in plenum chamber left
J317	Terminal 30 voltage supply relay
J325	Relay for coolant heater elements, on bulkhead centre
J359	Low heat output relay
J360	High heat output relay
N18	Exhaust gas recirculation valve, in engine compartment, front right
Q7	Coolant heating elements
S109	Coolant heater element fuse
T6	6-pin connector, in footwell, front left
T24	24-pin connector, on engine left
T68	68-pin connector, on control unit
F25	Connection -1-, in diesel direct injection system wiring harness
F32	Connection (glow plugs - coolant), in diesel direct injection system wiring harness

Wiring Diagram VW CADDY 1998 - Relay for coolant heater elements - diesel direct injection system control unit - commencement of injection valve - throttle butterfly valve - fuel shut – off valve

J52	Glow plug relay
J248	Diesel direct injection system control unit, in plenum chamber left
N108	Commencement of injection valve
N109	Fuel shut-off valve
N211	Throttle butterfly valve, fault reader VAG 1551 print-out is: V60
Q6	Glow plugs (engine)
S39	Strip fuse for glow plugs
T2a	2-pin connector
T24	24-pin connector, on engine left
T68	68-fach, on control unit
TV2	Terminal 30 junction box
F26	Connection -2-, in diesel direct injection system wiring harness
F31	Connection (glow plugs - engine), in diesel direct injection system wiring harness

Wiring Diagram VW CADDY 1998 - Engine temperature sender - oil pressure switch - speedometer sender

F1	Oil pressure switch *
F22	Oil pressure switch (0.3 bar)
G	Fuel gauge sender
G2	Coolant temperature gauge
G8	Oil temperature sender
G22	Speedometer sender (hall sender, on gearbox)
G27	Engine temperature sender
G32	Coolant shortage indicator sender
T3	3-pin connector, behind relay plate
T24	24-pin connector, on engine left
15	Earth point, on cylinder head
*	For switch values, Engine Workshop manual, Caddy 1996►, Polo Classic ►

Wiring Diagram VW CADDY 1998 - Dash panel insert - fuel gauge - coolant shortage and coolant temperature indicator - optical and acoustical oil pressure warning

G1	Fuel gauge
G3	Coolant temperature gauge
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 warning lamp/coolant shortage warning lamp
K29	Glow period warning lamp
T3a	3-pin connector
T28	28-pin connector, on dash panel insert