1986 BMW 3 SERIES spark plug

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Page 78 of 228

BMW 3 SERIES 1986 E30 Workshop Manual the bearing - use your fingernail or the edge of
a credit card.
20Make sure the bearing faces are perfectly
clean, then apply a uniform layer of
molybdenum disulphide (“moly”) grease or
engine ass

Page 79 of 228

BMW 3 SERIES 1986 E30 Workshop Manual 3General
Coolant capacity  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . See Chapter 1
Thermostat rating
Opening temperature  . . . . . . . . . . . . . . . . .

Page 109 of 228

BMW 3 SERIES 1986 E30 Workshop Manual Fuel injection system - fault finding
L-Jetronic fuel injection system
Engine difficult to start, or fails to start (when cold)
Probable cause Corrective action
Cold start injector or thermotime switc

Page 110 of 228

BMW 3 SERIES 1986 E30 Workshop Manual Engine difficult to start, or fails to start (when cold)
Probable cause Corrective action
Cold start injector or thermotime switch
faulty (early Motronic system only) Test cold start injector and ther

Page 111 of 228

BMW 3 SERIES 1986 E30 Workshop Manual 5GeneralApplication
Models with carburettor or L-Jetronic fuel injection  . . . . . . . . . . . . . . Transistorised Coil Ignition (TCI) system
Models with Motronic fuel injection  . . . . . . . . . .

Page 113 of 228

BMW 3 SERIES 1986 E30 Workshop Manual 5 Ignition system- general
information and precautions
The ignition system includes the ignition
switch, the battery, the distributor, the primary
(low-voltage/low-tension or LT) and
secondary (high-v

Page 114 of 228

BMW 3 SERIES 1986 E30 Workshop Manual 7 Ignition timing (TCI system)-
check and adjustment
4
Warning: Keep hands, equipment
and wires well clear of the
viscous cooling fan during
adjustment of the ignition timing.
Note:This Section descri

Page 115 of 228

BMW 3 SERIES 1986 E30 Workshop Manual 8Remove the hold-down nut or bolt and
clamp.
9Remove the distributor. Note:Do not rotate
the engine with the distributor out.
Refitting
10Before refitting the distributor, make
certain No 1 piston is
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