70019401960 Specifications
Section
3 Electrical System
740 1989-1990 740 1989-1990
Fu se Circuit
s prot ect ed F
u se F
u se
Circuit s protected
Fu se
nurn - r
a ting nurn
-
rating
ber b
er
Fuel pumps, injection engines ........... 25A 14 Power door mirrors ..................... 15A
( Relay , Motronic, LH-Jetronic Cigar lighter
2 Hazard
warning lights
................... 25A Radio
Headlight
flash (via number 17 & 18) Tailgate wiper, interval relay
Central locking 15 Horn ..... .......................... .. .. 25A
3 Relay , auxiliary li ghts ............. ....... 15A Windscreen wipers
Relay, rear foglight Headlight wipers
4 Brake
lights
...................... ....... 15A 16 Heater fan .............................. 15A
Gear shift indicator 17 High beam , left ........... .............. 15A
5 Clock ................................ ... 15A Indi cator lamp. high beam
Vanity
mirror 18 High beam, right ...................... .. 15A Glove compartment light Relay, aux . lights
Engine/boot lights
Foglights
Courtesy lighting
19 Low beam, left ................. ......... 15A Radio Foglights Power aerial 20 Low beam, right ................. ....... 15A Door -open warning lamps
6 Heated front seats
(1989) ................ 30A 21 Parking lights, left front & back ........... 15A
ECC Number plate lighting
7 Electric
cooling fan (1989)
............... 25A Instrument & control lighting
22 Parking lights, right front & back ......... 15A fn' 8 Power windows .
................... ..... 30A Lighting for seat belt locks & ashtray, rear III III 9 Direction
indicators ...................... 15A Auto.trans panel light III III AC,ACC 23 Day running lights (1989) ................ 15A '111 Seat belt reminder (USA/CDN) III Heated front seats (1990) ·111 Power windows/electric cooling fan III
Heater fan 24 Spare (SRS) .............................
Power front seats 25 DIM-DiP .. ..............•............... 15A
Hot start valve 26 Radio , amplifier ............... .......... 30A
10 Heated rear window ................. .... 30A Power sunroof
Power door mirrors
11 Fuel tank pump . .. ............. ......... 15A Heated Lambdasond
12 Reversing (back-up) lights ..... .... ...... 15A Overdrive relay
Spade connec tors (+15), central electrical
unit Exhaust gas temp. sensor
Cruise control
13 Fuel valve, diesel ..................... ... 15A Glow plugs, diesel • Charge pressure limiter, Turbodiesel
Hot spot
Fuel cut-off valve
Idle valve Idle advance PTC resistor
131
70019401960 Specifications
Section 3 Electrical System
760 1988-19 90
,----------BL-Y ---------,
I 11/3 4 GR-R ~ ~ 1
: 3 -+~---'----'-<>e+-q=-OA-HlCg~:~ ~:~~--l '3M ~ •
. ~
BL- Y II/II 11/2 4
3/2:10
4/9:3
5/12:2
7/1: 1
3/2:3
3/2:
13
4/9:5 5/3:3
Fus e Circuit
protected
Left parking light
Numberplate lights
2 Right
parking light
3 Left
main beam
4 Right
main beam
5
SRS test point
6 Left
dipped beam
7 Right
dipped beam
8
Foglight, front
9
Foglight, rear
10
Instrument and control
lighting
11 Revers ing (back -up) light
Turn signals
Cruise control
12 DIMIDIP
13 Heated rear window
Heated door mirrors
132
BL- R OR
3/2 : 12
GN-5 B -3/3:2
GN-5 B -3/3:4
6/31
pf-2/13:2
19/4
15/7
F u se Circuit
protected
14 1 frcircuit in relay box
-
bulb failure sensor, rear
- exhaust temperature
sensor
- overdrive
- power windows
- power sunroof
- fasten seat
belt reminder
16 Spare
17 Spare
18 Radio
19 ECC
Power door mirrors
Tailgate wiper
Power seats
Cigar
lighter
20 Horn
Windscreen wipers
Headlight wipers
21 ETC
Glow plugs, diesel
CIS
22 Spare
A 100)
1/1 Battery
211 Main headlight relay
2111 Electric cooling fan, relay
2113 Motronic, LH-Jetronic, relay
3/1 Ignition switch
3/2 Light switch
3/3 Mainldipped beam switch
4/9 SRS crash sensor
5/3 3-pole combined instrument
connection
5/12 12 -pole combined instrument
connection
6/31 Fuel pump
7/1 Bulb failure sensor, rear
11/1 -35 Fuses
15/1 Positive terminal
15/3 3G-circuit in fusebox
15/7 Ground connection via door switch
19/4 Clock
A Connector, left A-post
(Connector, right A-post, B 280 ElF)
Fuse
Circuit protected
23 Spare
24 Spare
25 Hazard warning lights
Central locking
26 3G-circuit in fusebox
-
clock
- courtesy lighting
- door warning lights
27 Brake lights
28 ECC heater fan
ECC
29 Power aerial
Towing bracket lights
30 Tank
pump
Lambdasond
31 Fuel injection
Main
fuel pump
32 Amplifier, radio
33 Radio
34
Power windows
Power sunroof
35 Heated seats
Power seats
(
780 1988
Fu se Circuit protected
No.
Rating
1 Main fuel pump ........................... 25 A
2
Central locking, system, hazard
warning
lights, rear fog lamps ................ 25 A
3 Dipped beams, rear
foglamps ............... 15 A
4 Brake
lights .................. ............. 15 A
5
Glove compartment lighting, clock, .......... 15 A
radio, engine compartment
lighting,
interior lighting, boot lighting,
electric aerial,
door courtesy
lights, vanity mirror
6
Electrically-heated front seats ............... 30 A
7
Electronic climate control (ECC) ............. 30 A
8
Electric window winders .................... 30 A
9
Seat belt reminder , direction ................ 15 A
indicators, air conditioning ,
electrically-heated front seats,
electric window winders
10 Electrically-heated rear window, ............. 30 A
electrically -heated rear-view
mirrors,
electric sun roof
11 Fuel pump (tank pi.Jmp), .................... 15 A
electrically-heated oxygen sensor
(Lambdasond)
(B 280 F)
12 Reversing lights, cruise control .. ............ 15 A
ignition on, automatic
transmission disengagement
13 Automatic idling controls ................... 15 A
70019401960 Specifications
Section
3 Electrical System
780 1988
Fu se Circuit protected
No. Rating
14 Power rear-view mirrors, .................... 15 A
cigarette
lighter, radio, heater fan,
air conditioning
15 Horn, windscreen wipers, windscreen ........ 25A
washers
16
17
LH main beam ............................ 15A
18 RH main beam , supplementary main beam ... 15 A
19 LH dipped beam ............. ............. 15A
20 RH dipped beam .......................... 15 A
21 LH parking lights, front and rear, ............ 15 A
number
plate light. Illumination of
ashtray, heater
controls, rear window
heater switch,
electric sunroof switch.
Illumination of instruments and
switches to
left of steering wheel
22 Illumination of seat belt locks ............... 15 A
RH parking lights, front and rear.
Illumination of storage pocket between
front seats.
Supplementary main beams .
23 Relay, power seats ................ .... .... 15 A
24 Power passenger seat .................. ... 30 A
25 Rear fog lamps (USA/CON) ................. 15 A
26 Power driver's seat ................... .. .. . 30 A
N.B. The system also includes a 10 A fuse for the ABS
(anti-lock
braking system) function. This is incorporated in
the transient surge protector at the pedal mounting.
133
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