AUDI A4 2001 – Special vehicles for emergency services (ambulance, special police, fire service) . Wiring diagrams, Pin Connector, Location

Wiring Diagram AUDI A4 2001 - Special vehicles for emergency services

E15	Heated rear window switch
E72	Two-way radio switch
J501	Filter
T10ak	10-pin connector, violet, right connector point, A pillar
T10al	10-pin connector, dark brown, right connector point, A pillar
T10am	10-pin connector, dark brown, on lower part of left A-pillar
43	Earth point, lower part of right A-pillar
135	Earth connection -2-, in dash panel wiring harness
A19	Connection (58d), in dash panel wiring harness
A23	Connection (30al), in dash panel wiring harness
*	Only models with tachograph 1310
**	Only models with tachograph 1318

A1	Second battery
B	Starter
D	Ignition/starter switch
J7	Battery cut-out relay
J207	Starter inhibitor relay
S171	Battery isolation relay fuse
S184	Socket 1 fuse
S202	Fuse B (brown)
S203	Fuse C (red)
S204	Fuse A, (yellow)
T1g	1-pin connector, blue, left connector point, A pillar
T6z	6-pin connector, red, connector point, electronics box, plenum chamber
T10ak	10-pin connector, violet, right connector point, A pillar
U8	External socket (220V)
32	Earth point, behind dash panel, left
A17	Connection (61), in dash panel wiring harness
*	Only models with Audi saloons
**	Only models with Audi Avant

D	Ignition/starter switch
E300	Weapons storage box switch
H	Horn plate
H2	High tone horn
H7	Low tone horn
J4	Dual tone horn relay
S201	Fuse E (blue)
T2ao	2-pin connector, yellow, in roof trim
T5g	5-pin connector, behind steering column switch trim
T6a	6-pin connector, red, right connector point, A pillar
T10ak	10-pin connector, violet, right connector point, A pillar
T10al	10-pin connector, dark brown, right connector point, A pillar
V170	Motor for weapons storage box
135	Earth connection -2-, in dash panel wiring harness
176	Earth connection, in right headlight wiring harness
A32	Positive (+) connection (30), in dash panel wiring harness
A34	Connection (75x), in dash panel wiring harness
A72	Connection (71), in dash panel wiring harness
A90	Connection (dual tone horn), in dash panel wiring harness
X60	Connection (75x), in police wiring harness

J503	Sender/receiver unit
J504	Sender/receiver unit operating unit
R21	Bass loudspeaker, front left
R23	Bass loudspeaker, front right
R26	Middle-high tone loudspeaker, front left
R27	Middle-high tone loudspeaker, front right
T6n	6-pin connector, green, at A pillar, left
T6u	6-pin connector, green, at A pillar, right
T8b	8-pin connector, brown, on radio
43	Earth point, lower part of right A-pillar

J500	Blue light warning system control unit
J502	Blue light warning system operating unit
T2aq	2-pin connector, on blue light warning system control unit
T6ao	6-pin connector, on blue light warning system operating unit
T13a	13-pin connector, on blue light warning system control unit
T18	18-pin connector, on blue light warning system operating unit
X58	Positive connection -1- (30), in police wiring harness
*	Only models with special signal system RTK-4

J500	Blue light warning system control unit
J502	Blue light warning system operating unit
T3al	3-pin connector, on blue light warning system control unit
T6ao	6-pin connector, on blue light warning system operating unit
T13a	13-pin connector, on blue light warning system control unit
T18	18-pin connector, on blue light warning system operating unit
43	Earth point, lower part of right A-pillar
*	Only models with special signal system TOP-4/2

G24	Tachograph
J218	Combi-processor in dash panel insert
J441	Tachograph isolation relay
T10ak	10-pin connector, violet, right connector point, A pillar
T10al	10-pin connector, dark brown, right connector point, A pillar
T10am	10-pin connector, dark brown, on lower part of left A-pillar
T32	32-pin connector, blue, on dash panel insert
43	Earth point, lower part of right A-pillar
A27	Connection (speed signal), in dash panel wiring harness
*	Only models with tachograph 1310
**	Only models with tachograph 1318
***	Only models with tachograph 1310, Audi saloons
****	Only models with tachograph 1310, Audi Avant

G24	Tachograph
G91	Impulse sender
J441	Tachograph isolation relay
R30	Impulse amplifier
T10am	10-pin connector, dark brown, on lower part of left A-pillar
43	Earth point, lower part of right A-pillar
*	Only models with tachograph 1318