AUDI A6 2003 – Auxiliary heater with or without radio-operated remote control and air conditioner . Wiring diagrams, Pin Connector, Location

Wiring Diagram AUDI A6 2003 - Battery - heater control unit

A	Battery
G18	Temperature sensor
J162	Heater control unit
J248	Diesel direct injection system control unit
Q8	Glow plug with flame monitor
S24	Heater overheating fuse
S62	Auxiliary heater fuse
S205	Fuse -2- (30)
T2at	2-pin connector, black, on auxiliary heater control unit
T6z	6-pin connector, on auxiliary heater control unit
T10n	10-pin connector, orange, connector point, electronics box, plenum chamber
T16a	16-pin connector, diagnosis connection
T17k	17-pin connector, red, connector point, electronics box, plenum chamber
T17o	17-pin connector, white, connector point, A pillar, left
V6	Combustion air blower
V54	Metering pump
V55	Recirculating pump
1	Earth strap, battery - body
44	Earth point, lower part of left A pillar
A159	Connection (L), in dash panel wiring harness
L51	Positive (+) connection -1-, in auxiliary heater wiring harness
*	Models with V6 TDI engine
**	On electronics box, plenum chamber
***	8-cylinder engine, small cooling circuit

C20	Solar cells
E87	Control and display unit for air conditioner
J126	Fresh air blower control unit
J309	Solar cell isolation relay
J347	Ultra-sonic sensor control unit
J355	Solar operation control unit
S15	Fuse in fuse box
T2ds	2-pin connector, blue, connector point, A pillar, right
T17	17-pin connector, orange, connector point, A pillar, right
V2	Fresh air blower
135	Earth connection -2-, in dash panel wiring harness
199	Earth connection -3-, in dash panel wiring harness
A1	Positive (+) connection (30a), in dash panel wiring harness
A52	Positive (+) connection 2 (30), in dash panel wiring harness
L2	Connection, in air conditioner wiring harness
L10	Connection -2-, in air conditioner wiring harness
*	Models with solar roof
**	Models without solar roof
***	Models with anti-theft alarm system
#	Both possible

D	Ignition/starter switch
E87	Control and display unit for air conditioner
J8	Auxiliary heater relay
J354	Solar cells isolation relay 2
S5	Fuse in fuse box
S225	Fuse 25 in fuse box
S244	Fuse 44 in fuse box
T17o	17-pin connector, white, connector point, A pillar, left
135	Earth connection -2-, in dash panel wiring harness
199	Earth connection -3-, in dash panel wiring harness
A2	Positive (+) connection (15), in dash panel wiring harness
A20	Connection (15a), in dash panel wiring harness
A32	Positive (+) connection (30), in dash panel wiring harness
A69	Connection (air conditioner), in dash panel wiring harness
A78	Connection (30a, S244), in dash panel wiring harness
L4	Connection (75a), in air conditioner wiring harness
*	Models with solar roof
**	Models without solar roof
***	Both possible
#	Models with internally controlled compressor
##	Models with externally controlled compressor
###	8-cylinder engine, small cooling circuit

E272	Function selection switch II, in centre console
J285	Control unit with display in dash panel insert
T17o	17-pin connector, white, connector point, A pillar, left
T32	32-pin connector, blue, on dash panel insert
T32c	32-pin connector, grey, on dash panel insert
269	Earth connection (sender earth) -1-, in dash panel wiring harness
A19	Connection (58s), in dash panel wiring harness (switch illumination)
*	Auxiliary heater with radio-operated remote control

E15	Heated rear window switch
J526	Telephone/telematics control unit
R	Radio
R1	Aerial connection
R24	Aerial amplifier
R45	Aerial amplifier (telephone/radio)
R46	Frequency divider for radio signals, radio sound system and telephone
R51	Radio/telephone/auxiliary heater aerial
R64	Auxiliary heating radio controlled receiver
T10ba	10-pin connector, blue, connector point, A pillar, left
T17o	17-pin connector, white, connector point, A pillar, left
Z24	Heated rear window with window aerial
44	Earth point, lower part of left A pillar
75	Earth point, rear pillar, right
*	Rear window aerial
**	Roof aerial
***	Auxiliary heater with radio-operated remote control
#	8-cylinder engine, small cooling circuit

C	Alternator
J285	Control unit with display in dash panel insert
J541	Coolant shut-off valve relay
N279	Heater coolant shut-off valve
T2du	2-pin connector, black, for heater coolant shut-off valve
T10p	10-pin connector, black, connector point, electronics box, plenum chamber
T17o	17-pin connector, white, connector point, A pillar, left
T32	32-pin connector, blue, on dash panel insert
44	Earth point, lower part of left A pillar
146	Earth connection -1-, in auxiliary heater wiring harness
A17	Connection (61), in dash panel wiring harness
A79	Connection (hot light switch), in dash panel wiring harness
L51	Positive (+) connection -1-, in auxiliary heater wiring harness