Rover 45. Service Manual - part 6

 

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Rover 45. Service Manual - part 6

 

 

Automatic Transmission - 2.0 models
USING THE AUTOMATIC GEARBOX
Parking
The following information is particularly important for driver's
After bringing the car to a stop, ALWAYS apply the handbrake
who are unfamiliar with the techniques required to drive cars with
and select ‘P’, before releasing the foot brake and switching off the
automatic transmission.
engine.
Starting
Freeing the car from snow or mud
The engine can only be started with the selector lever in the ‘P’
With engine idling, select ‘D’ or ‘R’ and increase engine speed
(Park) or ‘N’ (Neutral) positions.
very slightly making sure the front wheels do not spin. If the
ALWAYS apply the handbrake and foot brake before starting
wheels do spin, use minimum engine speed to regain grip. If
the engine.
unsuccessful engage ‘D’ or ‘R’ alternately and use minimum
engine speed until grip is regained.
KEEP BOTH BRAKES APPLIED while moving the selector
to a drive gear position.
Emergency starting
DO NOT ‘rev’ the engine or allow it to run above normal idle
speed while selecting ‘D’ (Drive) or ‘R’ (Reverse), or while the
Cars fitted with automatic transmission CAN NOT be ‘push’
car is stationary with a drive gear already selected.
or ‘tow’ started.
ALWAYS keep the brakes applied until you are ready to move
off - remember, once a drive gear has been selected, an
‘automatic’ will tend to creep forward (or backward).
DO NOT allow the car to remain stationary for any length of
time with a drive gear selected and the engine running (always
select ‘N’ (Neutral), if the engine is to idle for a prolonged
period).
Driving
When driving, the transmission will automatically adjust to the
most appropriate ratio, according to accelerator position, vehicle
speed and terrain (whether the car is travelling uphill, downhill or
on the flat).
82
Fuel System
Fuel System
TYPE OF FUEL
Diesel engines
Petrol engines
Diesel fuel specification: Good quality diesel fuel to EN 590
Petrol fuel specification: 95 RON unleaded petrol to EN 228
specification.
specification.
The quality of diesel fuel can vary in different countries and only
The RON value (octane rating) and type of petroleum (unleaded
clean, good quality fuel should be used. It is important that the
or leaded) available at garage forecourts, will vary in different parts
sulphur content of diesel fuel does not exceed 0.3%. In Europe, all
of the world. For example, in most European countries 95 RON
supplies should be within this limit, but in other parts of the world,
2
unleaded fuel is readily available, but in other parts of the world
you should check with your supplier.
fuel supplies may be limited to leaded or lower octane fuels only.
Ensure that the fuel filter element is changed at the recommended
Before a new car is delivered to the first owner, the engine is tuned
service intervals.
to suit the fuel supplies commonly available in the market in which
the car is to be purchased. However, if the car is later exported to
SAFETY ON THE FORECOURT
a different country, or is used to travel between different
territories, you should be aware that the available fuel supplies may
Petroleum gases are highly inflammable and, in confined
not be compatible with the engine specification. If in doubt,
spaces, are also extremely explosive.
consult an MG Rover dealer for advice.
Always take care when refuelling:
The RON value quoted above is a MINIMUM requirement for
Switch off the engine.
the United Kingdom and most European markets and can be safely
Do not smoke or use a naked flame.
exceeded.
Do not use a mobile phone.
IN AN EMERGENCY (and only if the correct fuel is
Avoid spilling fuel.
unavailable), lower octane rated fuel can be used for very limited
Do not overfill the tank.
periods of moderate, low speed motoring, provided engine
‘knocking’ does not occur.
83
Fuel System
FUEL FILLER
FUEL FILLING
Use only the recommended fuel! Serious damage to the catalytic
converter will occur if the wrong fuel is used.
Always fill the tank SLOWLY, until the filler nozzle automatically
cuts-off the fuel supply. DO NOT attempt to fill the tank beyond
this point, or spillage could result due to expansion of the fuel.
Petrol engines
The filler tube is designed to accept a narrow filler nozzle, of the
type found on pumps that deliver ONLY unleaded fuel. A flap lies
across the filler neck; insert the nozzle sufficiently to fully open the
flap before filling.
DO NOT fully fill the tank if the vehicle is to be parked in
direct sunlight, or high ambient temperature - expansion of the
fuel could cause spillage.
HB0288
Diesel engines
The diesel fuel filling system on garage forecourts is designed to fill
Fuel filler flap
at a maximum of 45 litres per minute. Use of commercial vehicle
The fuel filler is located in the rear left-hand wing. Pull the floor
diesel pumps with a higher fill rate, may result in premature pump
mounted lever adjacent to the driver's seat to release the fuel filler
cut-off and fuel spillage.
flap.
Fuel filler cap
Unscrew slowly to remove. When replacing, tighten clockwise
until the fuel cap ratchet clicks at least three times. Remember to
close the filler flap after refuelling.
84
Fuel System
Filling difficulties
Diesel engine
The fuel delivery rate of filling station pumps, can vary
significantly from one garage forecourt to another. This, coupled
with the fact that modern pumps are equipped with a sensor which
automatically cuts off the supply as soon as turbulence is detected
in the upper part of the car's filler neck, could result in isolated fuel
filling problems.
2
If individual owners experience difficulty, the following advice
may be useful:
Fully insert the filler gun, then withdraw the gun up to the first
ridge on the underside of the nozzle.
Hold the filler gun with the trigger directly below the nozzle
(at right angles to the ground). Twisting the gun to either side,
is unlikely to ease the filling process.
HB0090
Fill the tank slowly - DO NOT fully squeeze the trigger.
In the event of the fuel tank running dry, it will be necessary to
EMPTY FUEL TANK
hand-prime the fuel system (after refuelling) by squeezing the
priming bulb in the engine compartment (where shown in
Never allow the car to run out of fuel - the resultant misfire
illustration), until the bulb feels solid.
could destroy the catalytic converter.
Take care to ensure that the primer bulb is not trapped when the
Petrol engines
bonnet is closed. DO NOT attempt to start the engine until the
In the event of the fuel tank running dry, start the engine carefully
system is properly primed.
after refuelling. If the engine runs unevenly, switch off and contact
your dealer before attempting to restart the engine.
85
Fuel System
FUEL CUT-OFF SWITCH (Petrol engine models only)
ALWAYS check for fuel leaks before resetting the fuel cut-off
switch.
HB0163
The fuel cut-off switch is a safety device which, in the event of a
collision or sudden impact, automatically cuts off the fuel supply to
the engine.
The switch is located behind the front ashtray on the driver's side
of the centre console. After the switch has been activated, it must
be reset by pressing the rubber top (arrowed in illustration) before
the engine can be restarted.
NOTE: On diesel models, the fuel cut-off system resets automatically and
therefore, does not need to be reset by the driver.
86
Lights & Indicators
Lights & Indicators
LIGHTING SWITCH
Direction indicators
Side and headlights
2
HB0093
HB0602
Turn the control to the first position to illuminate the side, tail and
Move the lever down to indicate a LEFT turn, or up to indicate a
instrument panel lights. Turn the control to the second position to
RIGHT turn. The indicators will cancel automatically once a turn
illuminate the headlights.
has been completed.
Headlight main and dipped beams
Hold the lever half-way up or down against spring pressure to
indicate a lane change.
The appropriate GREEN warning light on the instrument panel
will flash in time with the direction indicators.
‘Lights on’ warning buzzer
HB0094
If the exterior lights are left on after the starter switch is turned off,
a warning buzzer will sound as soon as the driver's door is opened.
Pull the lever fully towards the steering wheel to change headlight
The buzzer will cease as soon as the lights are switched off, or the
beams (the BLUE warning light on the instrument panel
door is closed.
illuminates when the headlights are on main beam).
To briefly flash the main beams on and off, pull the lever part way
towards the steering wheel and then release.
Take care not to dazzle oncoming vehicles when driving using
main beam headlights.
87
Lights & Indicators
HEADLIGHT BEAM HEIGHT CONTROL
Using the following load conditions as a guide, adjust the height
of the headlight beams by moving the control up or down (see
inset).
Position ‘0’
Driver, or driver and front seat passenger only (no luggage).
Position ‘1’
Driver and four passengers (no luggage).
Position ‘2’
Driver, four passengers and FULL luggage compartment.
Position ‘3’
Driver, NO passengers and FULL luggage compartment.
NOTE: These loading definitions assume that all loads will be within the
limits of the maximum permissible axle and vehicle weights
The angle of the dipped beams is affected by the distribution of
passenger and luggage weight within the car. It is important that
the headlights are adjusted to ensure that the point at which they
meet the road surface provides adequate illumination ahead of the
vehicle, without dazzling other road users.
88
Wipers & Washers
Wipers & Washers
WIPER CONTROLS
Single wipe
Pull the lever down and release immediately.
2
NOTE: With the lever held down, the wipers will operate at high speed
1
until it is released.
3
Windscreen washer
Pull the lever towards the steering wheel. The windscreen washers
2
will operate for as long as the lever is held in this position.
NOTE: The wipers operate automatically during windscreen washing.
On cars fitted with heated windscreen washer jets, the heater
HB0095
prevents the jets from being rendered inoperative by freezing, but
does not prevent the water from freezing on the screen; therefore,
The wipers and washers will only operate when the starter switch
a suitable screenwash must still be added to the washer reservoir
is turned to position ‘II’.
(see ‘WINDSCREEN WASHER TOP-UP’, page 143).
Rotate the end of the lever to select different wiper speeds
1. Intermittent wipe
2. Normal speed wipe
3. Fast speed wipe
IMPORTANT
DO NOT operate the wipers on a dry screen.
In freezing or very hot conditions, ensure that the blades are not
frozen or stuck to the glass before being operated.
In winter, remove snow or ice from around the arms and
blades, including the wiped area of the screen.
NOTE: If reverse gear is selected while the front wipers are operating (at
any speed setting), the rear screen wiper will operate automatically for three
wipes.
89
Wipers & Washers
Rear window wash/wipe
HEADLIGHT WASHERS*
The headlight washers operate automatically with the front
screenwash system, provided the headlights are switched on.
Rotate the switch clockwise to the first position to operate the rear
wiper. After wiping continuously four times, the wiper continues
intermittently until switched off.
Rotate the switch further clockwise, to the second position, to
operate the rear screen washer AND wiper. Hold in this position
for the required duration of the wash.
Rotate the switch anti-clockwise to operate the rear screen washer
alone (without the wiper).
NOTE: If reverse gear is selected while the front wipers are operating (at
any speed setting), the rear screen wiper will operate automatically for three
wipes.
90
Fascia Switches
Fascia Switches
Fascia Switches
Hazard warning lights
Press to operate. All the direction indicators and
Fog lights should ONLY be used when visibility is severely
direction indicator warning lights will flash together.
restricted - other road users could be dazzled in clear
Use ONLY in an emergency to warn other road users when your
conditions.
car is causing an obstruction or is in a hazardous situation.
Remember to switch off before driving away.
2
Front fog lights*
Press to operate; the indicator light in the switch
illuminates when the fog lights are on and extinguishes
when they are switched off. The fog lights will only operate with
the starter switch in position ‘II’ and with the side or headlights
turned on.
The front fog lights extinguish automatically when the sidelights
or starter switch are turned off but will illuminate again as soon as
the starter switch and sidelights are next switched on, unless
HB0290
deselected manually.
Rear screen demister
NOTE: If the sidelights are left on when the starter switch is turned off,
Press to operate; the indicator light in the switch
the indicator light in the front fog light switch remains on to remind drivers
illuminates whenever the demister is on and extinguishes
to manually deselect the fog lights if they are not needed.
when the demister is turned off.
Rear fog guard lights
The demister will only function with the engine running and will
Press to operate; the indicator light in the switch
switch off automatically after approximately 15 minutes.
illuminates when the rear fog guard lights are on, and
The heating elements on the inside of the rear screen are easily
extinguishes when they are switched off. The rear fog guard lights
damaged. DO NOT scrape or scratch the glass. DO NOT
operate ONLY when the starter switch is at position ‘II’ and when
stick labels over the heating elements.
the headlights or front fog lights are switched on.
NOTE: The rear fog guard lights extinguish automatically when the
Horn
headlights are switched off and will need to be reselected manually.
To operate, press either of the switches set into the
steering wheel pad.
91
Cruise Control
Cruise Control
CRUISE CONTROL
Engaging cruise control
Cruise control enables the driver to maintain a constant road speed
without using the accelerator pedal. This is particularly useful for
motorway cruising, or for any journey where a constant speed can
be maintained for a lengthy period.
The cruise control system has three switches; a master switch on
the fascia panel (highlighted in illustration) and two control
switches, marked ‘SET+’ and ‘RES’, mounted on the steering
wheel.
IMPORTANT
DO NOT use cruise control on winding or slippery roads, or in
traffic conditions where a constant speed cannot easily be
HB0221
maintained.
ALWAYS switch off the master switch when you no longer intend
1.
Press the master switch (the warning light in the instrument
to use cruise control.
panel illuminates).
DO NOT rest your foot under the accelerator pedal while cruise
control is engaged - your foot could be trapped.
2.
Accelerate until the desired speed is reached (this must be
above the systems minimum operational speed of 45 km/h.
3.
Press the ‘SET+’ switch to set the road speed in the cruise
control system's memory. Cruise control will now maintain
that road speed automatically.
With cruise control operating, speed can be increased temporarily,
eg. for overtaking, by normal use of the accelerator. When the
accelerator is released, road speed will return to the selected
cruising speed.
92
Cruise Control
To increase cruising speed
Disengaging cruise control
Press and hold the ‘SET+’ switch; the car will accelerate
Cruise control will disengage, without cancelling the speed held in
automatically. Release the switch when the desired speed has been
its memory, when:
reached. Alternatively, the speed can be increased incrementally by
The brake or clutch pedal is pressed.
slowly tapping the ‘SET+’ switch. For each tap the speed will
Your road speed falls to less than 75% of the set speed (this
increase by 1.6 km/h.
could occur when climbing hills or when towing).
The ‘RES’ switch is pressed.
2
To reduce cruising speed
Use one of the following methods:
To re-engage cruise control at the previously set speed, press the
Use the brake pedal to slow the car until the required speed has
‘RES’ switch.
been reached, then press the ‘SET+’ switch to establish a new
NOTE: The speed held in the cruise control memory will be cancelled
cruising speed (remember that cruise control will not operate at
when either the cruise control master switch, or the starter switch are turned
speeds below 45 km/h.
off.
Alternatively, press the ‘RES’ switch once. This will cut off
cruise control and, provided the brake pedal is not used, the car
will slow down gradually. When the desired speed has been
reached, press the ‘SET+’ switch to establish the new cruising
speed.
93
Brakes
Brakes
FOOT BRAKE
Wet conditions
The hydraulic braking system operates through dual circuits;
Driving through water or even very heavy rain may adversely
if one circuit should fail, the other will continue to function.
affect braking efficiency. Dry the braking surfaces by intermittent
However, in the event of a brake failure where only one circuit is
light application of the foot brake, after first ensuring that you are
operational, the car should ONLY be driven at slow speed to the
at a safe distance from other road users.
nearest dealer. In these circumstances, exercise EXTREME
CAUTION and be aware that much greater pedal effort and
longer stopping distances will be required.
Servo assistance
The braking system is servo assisted, but ONLY while the engine
is running. Without servo assistance greater brake pedal effort is
necessary to safely control the car, resulting in longer stopping
distances. Always be aware of the following:
NEVER allow the car to freewheel with the engine turned off.
ALWAYS take particular care when being towed with the
engine turned off.
If the engine should stop for any reason while driving, bring the
car to a halt as quickly as traffic conditions safely allow, and DO
NOT pump the brake pedal lest the braking system lose any
remaining servo-assistance available.
NEVER move the car without the engine running because
brake servo assistance may not be available. The brakes will
still function, but more pedal pressure will be required to operate
them.
94
Brakes
Brake system warning light
HANDBRAKE
The light illuminates when the handbrake is applied and
DO NOT drive with the handbrake applied, or apply the
extinguishes when it is fully released. If the warning
handbrake while the car is in motion; this could result in loss
light illuminates while driving, or fails to extinguish when the
of control, prevent the anti-lock braking system from functioning
handbrake is fully released, a fault with the braking system is
correctly, and may even cause damage to the rear brakes.
indicated. Check the brake fluid level; if the light continues to
illuminate, seek qualified assistance before continuing.
2
If the brake warning light illuminates while driving, bring the
car to a halt as quickly as traffic conditions and safety permit
and seek qualified assistance before continuing. Do not drive with
the warning light illuminated.
Brake pads
Brake pads require a period of bedding in. For the first 300 km,
avoid situations where heavy braking is required.
Remember that regular servicing is vital to ensure that all the brake
components are examined for wear at the correct intervals, and
changed when required to ensure long term safety and optimum
performance.
The handbrake operates on the rear wheels only. To apply the
handbrake, pull the lever up. Always apply the handbrake FULLY
DO NOT rest your foot on the brake pedal while driving; this
whenever you park the car.
may overheat the brakes, reduce their efficiency and cause
excessive wear.
To release, pull the lever up slightly, depress the button (arrowed
in illustration) and fully lower the lever.
Brake wear indicators
When parking on a steep slope, do not rely on the handbrake alone
All disc brakes are fitted with audible brake wear indicators. When
to hold the car. On manual gearbox models, leave the car parked
the brake pads need replacing, a distinctive metallic ‘screeching’
with the gearbox in a low forward gear when facing uphill and in
sound will be heard (this is not to be confused with the sound of
reverse gear when facing downhill. On automatic gearbox models,
brakes squeaking, which sometimes occurs during light braking
selection of ‘P’ (park) will lock the transmission and, together with
and is usually caused by dust on the braking surfaces).
the handbrake, prevent the car from rolling away.
95
Brakes
ANTI-LOCK BRAKES (ABS)
Electronic brake force distribution
Your car is equipped with Electronic Brake force Distribution
ABS cannot overcome the physical limitations of stopping the
(EBD), which, in order to maintain braking efficiency,
car in too short a distance, cornering at too high a speed, or the
automatically proportions the distribution of braking forces
danger of aquaplaning, i.e. where a layer of water prevents adequate
between front and rear axles, under all load conditions.
contact between the tyres and the road surface.
For example; under light loads EBD applies less effort to the rear
The fact that a car is fitted with ABS must never tempt the driver
brakes in order to maintain vehicle stability; however if the car is
into taking risks that could affect his/her safety or that of other road
heavily laden or towing, then more effort will be applied to the
users. In all cases, it remains the driver's responsibility to drive
rear brakes.
within normal safety margins, having due consideration for
The EBD system incorporates a monitoring system, which checks
prevailing weather and traffic conditions.
that all electrical components are in working order when the
starter switch is turned on and also at frequent intervals while the
The purpose of the anti-lock braking system (ABS) is to prevent
car is being driven. The EBD monitoring system is linked to the
the wheels from locking while braking, thereby enabling the
brake system warning light on the instrument panel. If this light
driver to retain steering control of the car.
illuminates while driving, or remains illuminated for more than
Under normal braking conditions, (where sufficient road surface
three seconds after the starter switch is turned on, there is a fault
friction exists to reliably bring the car to a halt without the wheels
with the braking system, and EBD may not be available. If this
locking), ABS will not be activated. However, should the braking
occurs, stop the car as soon as safety permits and seek qualified
force exceed the available adhesion between the tyres and the road
assistance immediately. DO NOT drive the car with the brake
surface causing the wheels to lock (on slippery roads, for example),
system warning light illuminated.
then ABS will automatically come into operation.
This will be recognisable by a rapid pulsation felt through the
brake pedal.
96
Brakes
Braking in an emergency
ABS Warning light
The ABS incorporates a monitoring system, which
DO NOT pump the brake pedal at any time; this will
checks that all the electrical components are in working
interrupt operation of the ABS and may increase braking
order as soon as the starter switch is turned on, and also at frequent
distance.
intervals during a journey.
If an emergency situation occurs, the driver should apply full
The warning light on the instrument panel is an important part of
braking effort even when the road surface is slippery. The anti-
this system. The light should illuminate for approximately 2
2
lock braking system will constantly monitor the rotational speed of
seconds when the starter switch is turned to the second position
the wheels and vary braking pressure to each according to the
and then extinguish.
amount of traction available. This will ensure that the wheels do
If the warning light fails to extinguish or illuminates while driving,
not lock and that the car is brought to a halt in the shortest possible
a fault has been detected by the self-monitoring system and full
distance for the prevailing road surface conditions.
ABS control may not be available. If this occurs, consult your
NOTE: On soft surfaces such as powdery snow, sand or gravel, the
dealer at the earliest opportunity.
braking distance required by the anti-lock braking system may be greater
In addition, when starting the engine, a single ‘knock’ may be
than for non-ABS braking, even though improved steering would be
heard coming from the engine compartment. Very slight
experienced. This is because the natural action of locked wheels on soft
movement may also be felt at the brake pedal. Both are normal
surfaces is to build up a wedge of surface material in front which assists the
symptoms of the anti-lock braking system self-checking process.
car to stop.
NOTE: The normal (non-ABS) braking system remains fully operational
No matter how hard you brake, you should be able to continue
and is not affected by partial or full loss of the ABS. However, braking
steering the vehicle as NORMAL.
distances may increase.
However, always remember that anti-lock braking operates only
AFTER the driver has already lost control. ABS cannot reliably
compensate for driver error or inexperience.
97

 

 

 

 

 

 

 

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