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AUDI A4 2001 – Audi A4 (1.9 l turbo-diesel engine, TDI, 66 kW, 4-cylinder), engine code AHU . Wiring diagrams, Pin Connector, Location

Wiring Diagram AUDI A4 2001 - Battery - starter - alternator



Wiring Diagram  AUDI A4 2001 - Battery - starter - alternator https://portal-diagnostov.com/license.html
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ABattery
BStarter
CAlternator
C1Voltage regulator
DIgnition/starter switch
J17Fuel pump relay
S228Fuse in fuse box
T2h2-pin connector, blue, in engine compartment
T6e6-pin connector, blue, left connector point, A pillar
T6z6-pin connector, red, connector point, electronics box, plenum chamber
T1010-pin connector, brown, connector point, electronics box, plenum chamber
   11 Earth point, in battery box
   A17 Connection (61), in dash panel wiring harness
   A40 Positive (+) connection -1- (30), in dash panel wiring harness
   A86 Positive (+) connection (50a), in dash panel wiring harness
*Only models with manual gearbox
**Applies to engine code AFN only, models with four-wheel drive
***Fit at any vacant relay point

Wiring Diagram AUDI A4 2001 - Diesel direct injection system control unit - diesel direct injection system relay - glow plugs



Wiring Diagram  AUDI A4 2001 - Diesel direct injection system control unit - diesel direct injection system relay - glow plugs https://portal-diagnostov.com/license.html
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G80Needle lift sender
J52Glow plug relay
J248Diesel direct injection system control unit
J322Diesel direct injection system relay
Q6Glow plugs (engine)
S39Strip fuse for glow plugs (engine)
S102Fuse for engine electrics (diesel)
T2k2-pin connector, brown, in engine compartment
T6z6-pin connector, red, connector point, electronics box, plenum chamber
T10z10-pin connector, yellow, connector point, electronics box, plenum chamber
   12 Earth connection, in engine compartment, left
   156 Earth connection, in diesel direct injection wiring harness
   D16 Connection (glow plugs), in engine compartment wiring harness
   D101 Connection -1-, in engine compartment wiring harness
   F33 Positive (+) connection (30), in diesel direct injection system wiring harness
*Only models with manual gearbox
**Only models with automatic gearbox

Wiring Diagram AUDI A4 2001 - Diesel direct injection system control unit - accelerator pedal position sender



Wiring Diagram  AUDI A4 2001 - Diesel direct injection system control unit - accelerator pedal position sender https://portal-diagnostov.com/license.html
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E15Heated rear window switch
E87Control and display unit for air conditioner
F8Kick-down switch
F60Idling switch
G79Accelerator pedal position sender
J217Automatic gearbox control unit
J248Diesel direct injection system control unit
T1010-pin connector, brown, connector point, electronics box, plenum chamber
T10m10-pin connector, black, connector point, electronics box, plenum chamber
T10s10-pin connector, white, connector point, electronics box, plenum chamber
T10v10-pin connector, brown, right connector point, A pillar
T10x10-pin connector, blue, right connector point, A pillar
T10y10-pin connector, blue, connector point, electronics box, plenum chamber
   156 Earth connection, in diesel direct injection wiring harness
   A27 Connection (speed signal), in dash panel wiring harness
   A45 Connection (engine speed signal), in dash panel wiring harness
   A64 Connection (rpm boost), in dash panel wiring harness
*Only models with automatic gearbox
**Only models with air conditioner
***Does not apply to models with air conditioner

Wiring Diagram AUDI A4 2001 - Diesel direct injection system control unit - exhaust gas recirculation valve - charge pressure control solenoid valve - brake light switch - cruise control system (CCS)



Wiring Diagram  AUDI A4 2001 - Diesel direct injection system control unit - exhaust gas recirculation valve - charge pressure control solenoid valve - brake light switch - cruise control system (CCS) https://portal-diagnostov.com/license.html
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E45Cruise control system switch
FBrake light switch
F36Clutch pedal switch
G70Air mass meter
G71Intake manifold pressure sender
G72Intake manifold temperature sender
J138Radiator fan run-on relay
J248Diesel direct injection system control unit
M9Brake light bulb, left
M10Brake light bulb, right
N18Exhaust gas recirculation valve
N75Charge pressure control solenoid valve
T6y6-pin connector, in steering column
T1010-pin connector, brown, connector point, electronics box, plenum chamber
T10m10-pin connector, black, connector point, electronics box, plenum chamber
T10p10-pin connector, blue, left connector point, A pillar
T10s10-pin connector, white, connector point, electronics box, plenum chamber
T10z10-pin connector, yellow, connector point, electronics box, plenum chamber
   A32 Positive (+) connection (30), in dash panel wiring harness
   A71 Connection (86), in dash panel wiring harness
   D103 Connection -3-, in engine compartment wiring harness
*Only models with manual gearbox
**Only models with cruise control system
***Only models with automatic gearbox
****Applies to engine code AFN only

Wiring Diagram AUDI A4 2001 - Diesel direct injection system control unit



Wiring Diagram  AUDI A4 2001 - Diesel direct injection system control unit https://portal-diagnostov.com/license.html
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すべての配線図にアクセスする車Download PDF file
G81Fuel temperature sender
G149Modulating piston movement sender
J138Radiator fan run-on relay
J248Diesel direct injection system control unit
N108Commencement of injection valve
N109Fuel shut-off valve
N146Metering adjuster
T3a3-pin connector, black, in engine compartment
T8d8-pin connector, in engine compartment
T1010-pin connector, brown, connector point, electronics box, plenum chamber
T10p10-pin connector, blue, left connector point, A pillar
T10r10-pin connector, in engine compartment
   D103 Connection -3-, in engine compartment wiring harness
   F25 Connection -1-, in diesel direct injection system wiring harness
*Only engine code AHH
**Does not apply to engine code AHH
***Only models with engine code AFN

Wiring Diagram AUDI A4 2001 - Diesel direct injection system control unit - engine speed sender - coolant temperature sender - relay for coolant heater elements - coolant heating elements



Wiring Diagram  AUDI A4 2001 - Diesel direct injection system control unit - engine speed sender - coolant temperature sender - relay for coolant heater elements - coolant heating elements https://portal-diagnostov.com/license.html
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F4Reversing light switch
G2Coolant temperature sender
G28Engine speed sender
G62Coolant temperature sender
J189Auto-check system
J248Diesel direct injection system control unit
J359Low heat output relay
J360High heat output relay
Q7Coolant heating elements
S109Coolant heater element fuse (coolant, high heat output)
S124Coolant heater element fuse (coolant, low heat output)
T3m3-pin connector, grey, in engine compartment, left
T1010-pin connector, brown, connector point, electronics box, plenum chamber
T10z10-pin connector, yellow, connector point, electronics box, plenum chamber
T2020-pin connector, black, on dash panel insert
   156 Earth connection, in diesel direct injection wiring harness
   199 Earth connection -3-, in dash panel wiring harness
   A70 Connection (15a, fuse 231), in dash panel wiring harness
*Only models with manual gearbox
**Only models with driver information system

Wiring Diagram AUDI A4 2001 - Dash panel insert - combi-processor in dash panel insert - fuel gauge sender - road speed sender - oil pressure switch - fuel pump



Wiring Diagram  AUDI A4 2001 - Dash panel insert - combi-processor in dash panel insert - fuel gauge sender - road speed sender - oil pressure switch - fuel pump https://portal-diagnostov.com/license.html
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すべての配線図にアクセスする車Download PDF file
F1Oil pressure switch
F66Coolant shortage indicator switch
GFuel gauge sender
G6Fuel pump
G22Speedometer sender (Hall sender, on gearbox)
J218Combi-processor in dash panel insert
K2Alternator warning lamp
K29Glow period warning lamp
T10a10-pin connector, brown, left connector point, A pillar
T10m10-pin connector, black, connector point, electronics box, plenum chamber
T3232-pin connector, blue, on dash panel insert
T32a32-pin connector, green, on dash panel insert
   32 Earth point, behind dash panel, left
   86 Earth connection -1-, in rear wiring harness
   156 Earth connection, in diesel direct injection wiring harness
   A2 Positive (+) connection (15), in dash panel wiring harness
   A32 Positive (+) connection (30), in dash panel wiring harness
   A50 Positive (+) connection (30as), in dash panel wiring harness