Rover 820 - Page 138

1380 Rover 800 Series Remake
5
Battery
Type . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Lead-acid, maintenance-free
Rating - Cold cranking/Reserve capacity . . . . . . . . . . . . . . . . . . . . . . . . 480 A/90 RC, 570 A/110 RC, 520 A/120 RC
Ignition coil
4-cylinder engines:
Primary resistance at 20ºC (68ºF) . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0.71 to 0.81 ohms
Current consumption - engine idling . . . . . . . . . . . . . . . . . . . . . . . . . 0.25 to 0.75 amps
V6 engines:
Primary/secondary resistance at 20ºC (68ºF) - see text:
Between terminals C and D . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0.35 to 0.42 ohms
Between terminals B and D . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2.1 to 2.3 kohms
Between terminals A and HT terminal (manual transmission) . . . . . 9.0 to 13.5 kohms
Between terminals A and HT terminal (automatic transmission) . . 14.0 to 21.6 kohms
Ignition timing
2.5 litre engines (at idle speed, vacuum connected)*:
Manual transmission:
Unleaded fuel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9º ± 2º
Leaded fuel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13º ± 2º
Automatic transmission:
Unleaded fuel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7º ± 2º
Leaded fuel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11º ± 2º
2.7 litre engines (at idle speed)*:
Unleaded fuel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11º ± 2º
Leaded fuel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15º ± 2º
* Note: The ignition timing is only adjustable on the non-catalyst equipped V6 engines shown. On all other engines, ignition timing is controlled by
the fuel or ignition ECU and is not adjustable.
Firing order
4-cylinder engines . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-3-4-2 (No 1 cylinder at crankshaft pulley end)
V6 engines . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-4-2-5-3-6 (No 1 cylinder at crankshaft pulley end of rear cylinder
head)
Chapter 5
Engine electrical systems
Alternator - removal and refitting . . . . . . . . . . . . . . . . . . . . . . . . . . . 17
Alternator brushes and voltage regulator - inspection and renewal . 18
Auxiliary drivebelts check and renewal . . . . . . . . . . . . . .See Chapter 1
Battery - removal and refitting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2
Battery check, maintenance and charging . . . . . . . . . . .See Chapter 1
Charging system - general information and precautions . . . . . . . . . 15
Charging system - testing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
Crank/cylinder sensor - removal and refitting . . . . . . . . . . . . . . . . . . 14
Crankshaft sensor - removal and refitting . . . . . . . . . . . . . . . . . . . . . 13
Distributor (V6 engines) - removal and refitting . . . . . . . . . . . . . . . . . 6
Distributor cap and rotor arm - removal and refitting . . . . . . . . . . . . 5
Electronic control unit - removal and refitting . . . . . . . . . . . . . . . . . . 11
Engine compartment wiring check . . . . . . . . . . . . . . . . .See Chapter 1
General information, precautions and battery disconnection . . . . . . 1
Igniter (V6 engines) - removal and refitting . . . . . . . . . . . . . . . . . . . . 8
Ignition coil - testing, removal and refitting . . . . . . . . . . . . . . . . . . . . 7
Ignition system - general information and precautions . . . . . . . . . . . 3
Ignition system - testing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
Ignition timing - adjustment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
Ignition timing sensor/adjuster (V6 engines) - removal and refitting . 9
Knock sensor - removal and refitting . . . . . . . . . . . . . . . . . . . . . . . . 12
Spark plug renewal and HT lead check . . . . . . . . . . . . . .See Chapter 1
Starter motor - brush renewal . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22
Starter motor - removal and refitting . . . . . . . . . . . . . . . . . . . . . . . . . 21
Starting system - general information and precautions . . . . . . . . . . 19
Starting system - testing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20
5•1
Specifications
Contents
Easy, suitable for
novice with little
experience
Fairly easy, suitable
for beginner with
some experience
Fairly difficult,
suitable for competent
DIY mechanic
Difficult, suitable for
experienced DIY
mechanic
Very difficult,
suitable for expert DIY
or professional
Degrees of difficulty
5
4
3
2
1