
740/940 1991
Fuse Fed
by Circuits
protected Fuse Fuse
num- rating num-
ber ber
1
Battery + Fuel pump 25 A 13 Relay, injection
system Ignition system
Lambda-sond preheating
(not B
230 FT) f-----2 Hazard flash
lights 25 A
Main beam flash (via
fuse 17 and 18)
Central locking f-----
( 3 Power seats (motors) 15 A (X-relay, main beam , not fused) 14
r----4 Brake lighi switch
15 A Bulb failure warning
- brake lights f-----15 P-shift lock, solenoid f-----5 Clock 15 A
Radio
Power antenna -Door warning lights 16
Courtesy lights Make-up mirror Glove compartment light Trunk light 17 f-----6 ECC,
heater fan 30 A
-
ECC, controll unit 18
7 30-busbar
Fog
lights (940) 30 A 19
(battery+ ) Rear fog lights or X-relay, main beam -20
8 Main relay, Power windows
(motors) 30 A
power and
heating,
21
seats
9
Ignition Fasten seat belt reminder 15 A
switch 15 I Turn indicators
Magnetic clutch, ECC comp o
-
22
Relay, electric cooling fan Main relay, power and
heating, seats
P-shift inhibitor (solenoid) (ABS surge protector not fused) I----(
10 Heated rear window 30 A
Heated mirrors 23
Power sun
roof
11 Relay , in- Tank pump
15 A
jection Lambda-sond,
pre-heating 24
system (not
B
230 FT)
12
Ignition Back-up lights 15 A 25
switch 15 Overdrive relay, M
46 Bulb failure warning
Exhaust temp. warn. (Japan)
OD, AW71
Cruise control
26
Fed by
Ignition switch 15
Ignition
switch X
X-relay, main beam
Bulb
failure
warning
Main
light relay
Main relay, power and
heating, seats
Ignition switch 15 I or light switch
Battery +
70019401960 Specifications
Section 3 Electrical System
740/940 199 1
Circuits protected Fuse
rating
Automatic preheating, diesel 15 A Fuel valve, diesel Charge pressure limiter turbo diesel EGR, diesel (Control unit, fuel system, not fused) (Control unit, ignition system, not
fused)
(Power stage , fuel system, not fused)
(Diagnostic connector, not fused)
Radio 15
A Power mirrors
Tailgate wash/wipe
Cigar
lighter
Horn 25
A Windshield wash/wipe Headlight wash/wipe Power seats (controls) (SRS Airbag not fused)
Heater fan (not ECC) 30 A
ECC , control unit
ECC, solenoid valves
Left main beam 15
A Indicator light, main beam
Right main beam 15
A
Left dipped beam 15
A
Relay, front foglight Beam length control
Right dipped beam 15
A
Beam length control
Left parking lights, 15 A
front and rear
Licence
plate light
Panel lights
Right parking lights, 15 A
front and rear
Relay, foglight front Belt and ashtray lights back
Shift selector light Lights, switches and
compartment on tunnel
Heated front seat 25
A
(power)
Reserve
(SRS diagnosis
socket)
Rear
fog lights USA/CDN 15 A
Automatic dipped beam EU/OS (can be turned off)
Radio, USA/CDN/GB
(lights) (Switch, fog lights, 940 USNCDN not fused)
Radio, amplifier 15 A
135
I
Itl Itll
,It I Iltl ·ltl 1111 III
'", II.

70019401960 Specifications
Section
3 E lectrical System
I
960 1991
Fuse Fed by C ircuit s protecte d Fuse
960 1991
Fuse Fed by Circuit s protected Fuse nurn-rating nurn- r
ating
b er
ber
1 Light
Left
parking lights, 10 A
19 Ignition Control unit, ECC 15
A
switch Licence plate
light switch X Power
mirrors Bulb failure waring
Power seats (controls)
-outer rear lights
Tailgate wash/wipe t---2 Right
parking lights, 10 A Cigar lighter I----Bulb failure
warning 20 Horn 25
A -inner rear lights
Windshield wash/wipe
3 Main
light Left
main beam 15
A Headlight wash /wipe
relay Left auxiliary beam 21 Ignition Automatic pre-heat, diesel 5A r---4 Right
main beam 15 A switch
15 Mode selector I----Right auxiliary beam
22 ABS (control unit)
5
SRS diagnostic socket (Combined instrument not fused) 5A I----
6 Bulb failure Left dipped beam 15
A
warning , Beam length
control, left t---9-pole 7 Right
dipped beam 15
A 23
Control unit, AW 30-43 (A/power) 10 A
Control unit, fuel system Relay,
electric cooling fan
Beam length control, right (B
230/B 280)
8 Light
Foglights front
15 A Diagnostic
socket (B 6304)
r---switch
9 Foglights rear 10 A Indicator light, foglights rear -
24 Battery + Control unit, AW 30-43 10 A
(B/m emory) Control unit , fuel system
10 Lighting : 5A -Instrument panel
- Controls
-
Mode selector
-Beam length control Control
unit
, ignition system t---25 Hazard flash lights 25 A Central locking (Light switch not fused) I-----(Sun roof
26 Clock 10 A
-
ECC controls Courtesy lights
-Radio Door
warning lights
- Clock Engine compartment lighting
-Cigar lighter Trunk lighting
-Ashtray, front and rear -Shift selector scale
- Seat heating -Seat belt locks
I----27 Brake light switch 15
A Bulb failure warning sensor -brake lights P-shift inhibitor (solenoid)
11 Ignition Back-up lights 15 A
switch
151 Turn indicators
Cruise control
I----28 Heater
fan (ECC) 30 A
ECC compr essor t---t---12 Reduced
dip beam (Dim-dip) 15 A
P-shift inhibitor (control circuit) r---
29 Power antenna 30 A
Trailer (Turn indicator switch not fused)
13 Heated
rear window 25 A
Heated mirrors
t---
30 Relay,
fuel Tank pump 10 A
injection Lambda-sond
14 Exhaust
temp. warn. (Japan)
10 A
Overdrive
(M 46, AW 70/71)
Power windows (controls)
31 Battery + Relay, fuel injection 25
A -Fuel pump
Power sun roof
(controls) 32 Battery + Amplifier, radio 15
A
Heated seats (controls) Fasten seat belt reminder
I----33 Radio 10 A
Bulb
failure warning, 14-pole t---15 Reserve t---16 Reserve 3
4
Relay , power Power
windows (motors) 30 A
windows Power
sun roof (motor)
t---35 Heated
seats (power) 30 A
Power seats (motor)
17
Ignition Reserve t---switch X
18 Radio 5A (SRS
Airbag not fused)
136

70019401960 Specifications
Section
6 Suspension and steering
A
Toe-in
Meas ured as ang le
Toe -in (
Toe-in measurement (B-A) should be is 0.5±0.8 mm, mea
sured at C, see left.
Note: Camber must always be adjusted before Toe-in.
Toe-in tolerance
B 143 724
Measure Toe-in of unladen vehicle, according to above .
Apply sufficient load to obtain a lower link angle of 8°± 1 o .
Repeat Toe-in measurement and compare results.
Max. difference = 3' per wheel.
-c
143723
Group 61 Front wheel suspension
Tightening torque -85 Nm (63 ft. Ib)
95 Nm (70 ft Ib)
~~-.'"
~~======~~C r~M12: 85 Nm (63 ft Ib) ~:./ M 14: 140 Nm (102 ft Ib)
135 398
Nm ft Ib
Control arm to ball joint , nut .................................. . 60 44
Ball joint to spring strut + 1/4 turn .............. ................ . 30 22
Steering rod to steering arm .......................... (approx.) 60 44
Upper bearing -body ............................... (approx.) 40 29
Upper bearing -shock absorber, -1984 ............... (approx .) 150 111
1985- .... ........... (approx.) 70 50
Front crossmember to body. . . . . . . . . . . . . . . . . . . . . . . . . . (approx.) 95 70
Whee l nuts ......... .. ................................ .. ... . . 85 63
Front wheel hub -stub axle +450 angle -tightening
nut
(1988-models) ................................. . ....... . 100 74
156
143 722

70019401960 Specificatidns
Section
6 Rear wheel suspension
Tightening torques
Nm ftlb
Steering column 760 1988-............................. .. ... .
24 17
Steering wheel nut .
........ ................................. . 34
25
Steering column, universal joints
.............................. .
24 17
Steering gear -
cr
44 32
Steering
rod - outer ' ball joints ........................ (approx .) 70 52
Steering arm -outer
ball joints ........................ (approx.) 60 44
Group 65 Rear wheel suspens ion
Tightening torques (Multi-link)
Nm ft Ib
Link to lower , wheel beBring housing, nut +900~ngle tighten ..... . 50 37
Link to
lowen'rear axle crossmember, nut +900 angle tighten ..... . 50 37
Stud to body ................................................ .. . 70 51
Support arm mount lto body, nut +900 angle tighten ............. . 70 51
Support arm to body, bolt .................................... . 48 35
Support arm to mount, nut + 1200 angle
tighten ................. . 125 91
Support
arm to wheel bearing housing, bolt +90 angle tighten ... . 60 44
Link to upper wheel bearing housing, nut ...... ................ . 115 83
Link
to rear axle upper front crossmember, nut +600
angle tighten ............................................. . 70 51
Link to rear axle upper rear crossmember, nut .................. . 85 61
Track rod to wheel bearing housing, bolt ..................... .. . 85 61
Track rod to rear axle crossmember, nut ....................... . 70 51
Rear axle crossmember (front) to body, bolt +600 angle tighten .. . 70 51
Rear axle crossmember (rear) to body, bolt +600 angle tighten ... . 70 51
Final drive (front) to rear axle crossmember, bolt ................ . 160 116
Final drive (rear) to rear axle crossmember, bolt
................ . 160 116
Cable bracket to rear axle cross member, nut
................... . 24
17
Shock absorber to support arm, nut ........................... . 56 41
Shock absorber to body, bolt ................................. . 85 61
Wheel stud to shaft +600 angle tighten ........................ . 140 102
Wheel
bearing housing buffer, nut. ............................ . 24 17
Backplate to rear wheel bearing housing, bolt
.................. . 24
17
Brake caliper to wheel bearing housing, nut ..
.................. . 60 43
158

(
700194019fiO Specifications
Section
7 Springs, dampers and wheels
Section 7 Springs, shock absorbers, wheels
Group 77 Wheels, tires, hubs
Wheels
RIMS Aluminium
Lateral runout (A) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Max. 0.8 mm
(0.032 in)
Radial runout (8). . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Max. 0.6 mm
(0.024 in)
Tire pressures , cold kPa (ps i)*
~tttt*.
-e-US , I 132428
Tire size/model
7401760
4-door
Estate
780 - 1987
7601780 1988-
940/960
4-doo r
Estate
Front
190 (28)
190 (28)
210 (31)
200 (29)
1-3 occupants
Rear
190 (289)
210 (31)
190 (28)
190 (28)
190 (1.9)/940 190 (1.9)
200 (2.0)/960
190 (1.9) 210 (2.1)
Spare wheel "Special Spare"
155/R 15
18.14 350
(50)
280 (40) 350
(50)
280 (40) Front
210 (31)
210 (31)
230 (33)
210 (31)
210 (2.1)
210 (2.1)
350 (50)
280 (40)
Full load
Rear
230 (33)
280 (40)
230 (33)
260 (37)
260 (2.6)
280 (2.8)
350 (50)
280 (40)
Sustained high speed driving (more than an hour at above 120 kmlh
= 72 mph) : air
pressure of
cold tires should be increased by 30 kPa (4 psi). Note: This does not apply to
the "Spec ia l Spare " .
• For USA/Canada: refer to sticker on front right door.
Tightening torques
Nm
Trailing arm bracket ......................................... .
45
Springs
rear, upper mount. . . . . . . . . . . . . . . . . . . . . . . . . .. (approx.) 48
Attaching
bolts, front brake calipers ............. .............. . 100
Attaching bolts, rear brake calipers ............................ . 58
Whe e
ls .................................................... .
85
Stee l
1.0 mm
(0.039 in)
0.8
mm
(0.032 in)
ttlb
33
35
74
43
63
159
I
III .. III II III ... III ·11 III