1988 OPEL VECTRA gearbox

12•22Body electrical systems
Explanations of abbreviations used in wiring diagrams
ABSAnti-lock braking system
ACAir conditioning
AZVTrailer hitch
ATAutomatic transmission
ATCAutomatic temperature control
BRTrip (on-board) computer
CCCheck control system
CRCCruise control
DDiesel
DSTheft protection
DTTurbo Diesel
DWAAnti-theft warning system
DZMTachometer
EFCElectric folding roof (Convertible)
EKSPinch guard (electric windows)
EMPRadio
EUREuronorm (emission control standard)
engine
EZ + ElPlus ignition system (with self-
diagnosis)
EZVEcotronic
FHElectric windows
GBGreat Britain
HSHeated rear window
HWRear window wiper
HZGHeating
HRLLuggage compartment lampINSInstrument panel
IRLCourtesy lamps
KATCatalytic converter
KBSWiring harness
KVContact breaker distributor
L3.1Bosch Jetronic fuel injection system
LCDLiquid crystal display (LCD)
instruments
LHDLeft-hand drive
4WDFour-wheel-drive
LWRHeadlamp aim adjustment
M1.5Bosch Motronic M1.5 engine
management system
M2.5Bosch Motronic M2.5 engine
management system
MOTMotronic (general)
MTManual gearbox
MULMultec fuel injection system
NNorway
NSFront foglamps
NSLRear foglamps
OELOil level/pressure check system
OPTOptional equipment
PBSLPark and brake shift block
(automatic transmission, selector
lever in position ‘P’)P/NPark/neutral (automatic transmission)
POTPotentiometer
RCRear suspension level control
system
RFSReversing lamps
RHDRight-hand drive
SSweden
SDSunroof
SHHeated seats
SRAHeadlamp washers and wipers
TANKFuel level sender unit
TDTurbo Diesel
TEMPTemperature gauge
TFLDaytime driving lamps
TKSCourtesy lamp (door pillar) switches
TSZITransistorised ignition (inductive-
triggered) system
VGSCarburettor
WEGOdometer frequency/roadspeed
sensor
WHRRear suspension level control
system
WSWarning buzzer
ZVCentral locking
ZYLCylinder
Colour codes
BLBlue
HBLLight blue
BRBrown
GEYellow
GRGrey
GNGreenRTRed
WSWhite
SWBlack
LILilac
VIViolet
Wiring identification
Example: GEWS 1.5
GE -Wire basic colour
WS -Wire tracer colour
1.5 -Wire cross-section in mm
2
Note: Not all items shown are fitted to all models. Refer to Section 62 (Chapter 12) for details of diagram usage.

oil and filter renewal - 0•17, 1•2, 1•9
oil cooler - 2B•10
oil level - 0•12
oil pump - 2A•28, 2B•9
piston rings - 2A•30
piston/connecting rod - 2A•29
removal - 2A•8, 2B•3
SOHC - 2A•1 et seq
sump - 2A•27, 2B•9
timing belt - 2A•13, 2B•3, 2B•6
undershield - 11•13
valve lifters - 2A•24, 2B•9
valves - 2A•5, 2B•2
Environmental considerations- REF•4
Exhaust manifold- 4C•5
Exhaust system check- 1•11, 4C•5
Expansion tank- 3•5
FFan (radiator)- 3•5
Fault diagnosis- REF•12 et seq
automatic transmission - REF•12, REF•16
braking system - REF•12, REF•17
clutch - REF•12, REF•15
cooling system - REF•12, REF•15
driveshafts - REF•12, REF•16
electrical system - REF•12, REF•18
engine - REF•12, REF•13
fuel and exhaust systems - REF•12, REF•15
manual transmission - REF•12, REF•16
steering - REF•12, REF•17
suspension - REF•12, REF•17
Flexplate (automatic transmission)- 2A•26
Flushing (cooling system)- 3•2
Flywheel- 2A•26
Foglamp- 12•11
Fuel and exhaust (carburettor) systems-
4A•1 et seq
Fuel and exhaust (fuel injection) systems-
4B•1 et seq
Fuel and exhaust systems - emissions-
4C•1 et seq
Fuel and exhaust systems:
accelerator cable - 4A•5
accelerator pedal - 4A•5
air box - 4B•5
air cleaner - 1•3, 1•13, 4A•3, 4B•4
air pump/cut off valve - 4C•2
air temperature control - 4B•5
airflow meters - 4B•12
automatic choke - 4A•9
carbon canister - 4C•4
carburettor - 4A•5, 4A•11
catalytic converter - 4C•3
control unit - 4B•16
depressurising fuel system - 4B•5
EGR components - 4C•2
exhaust manifold - 4C•5
exhaust system check - 1•11, 4C•5
fault diagnosis - REF•12, REF•15
filler cap - 11•13
fuel filters - 1•3, 1•14, 4B•6
fuel flow damper - 4B•8
fuel injector(s) - 4B•13
fuel level sender unit - 4A•4, 4B•8
fuel pressure regulator - 4B•10
fuel pump - 4A•3, 4B•6fuel tank - 4A•4, 4B•7
fuel vapour separator - 4A•4
idle speed/mixture adjustment - 4A•7,
4A•12, 4B•9, 4B•11
inlet manifold - 4A•12, 4B•17
knock sensor - 4B•17
lambda sensor - 4C•4
manifolds - 4A•12, 4B•17, 4C•5
mixture (CO) - 4A•7, 4A•12, 4B•9
oxygen sensor - 4C•4
Pierburg 2E3 - 4A•5
potentiometer - 4B•12, 4B•16
throttle cable - 4A•5
throttle pedal - 4A•5
Fuses- 12•1, 12•3
GGear selector linkage- 7A•2
Gearbox - see Manual or Automatic
transmission
Gearbox oil- 0•17, 1•2, 1•15
Gearchange lever- 7A•3
Glass- 11•9
Glossary of technical terms- REF•20
Glove compartment- 11•18
HHandbrake adjustment- 9•18
Handbrake cables- 9•19
Handbrake lever- 9•20
Handles (door)- 11•7
Hazard warning switch- 12•4
Headlamp alignment- 12•10
Headlamp unit- 12•9
Headlining- 11•19
Heater blower motor switch- 12•4
Heater control panel- 3•6
Heater matrix- 3•7
Heating systems- 3•1 et seq
Horn- 12•8
Hose and fluid leak check- 0•9, 1•9
Hoses brake- 9•18
IIdle speed/mixture/adjustment- 4A•7,
4A•12, 4B•9, 4B•11
Ignition coil- 5•9
Ignition switch- 12•3
Ignition system- 5•2
Igniton timing- 5•2, 5•13
Indicator lamps- 12•11
Indicator switch- 12•4
Injector(s)- 4B•13
Inlet manifold- 4A•12, 4B•17
Input shaft (clutch) oil seal- 7A•4
Instrument panel- 12•6
Interior lamps- 12•8
Interior trim panels- 11•14
Introduction to the Vauxhall Cavalier- 0•4
JJacking and vehicle support- REF•5
Jump starting- 0•7
KKickdown switch - 7B•3
Knock sensor- 4B•17
LLambda sensor- 4C•4
Lamps- 12•8, 12•9
Leaks- 0•9, 1•9
Light switch- 12•4
Locks bonnet- 11•4
Locks door- 11•8
Locks tailgate- 11•6
Lubricants and fluids- 0•17
MMain and big-end bearings- 2A•31
Maintenance - see Routine maintenance
Maintenance schedule- 1•4
Manifolds- 4A•12, 4B•17, 4C•5
Manual transmission- 7A•1 et seq
differential bearing oil seals - 7A•3
fault diagnosis - REF•12, REF•16
gear selector linkage - 7A•2
gearbox oil - 0•17, 1•2, 1•15
gearchange lever - 7A•3
input shaft (clutch) oil seal - 7A•4
overhaul -7A•5
removal and refitting - 7A•4
reversing lamp switch - 7A•6
speedometer drive - 7A•6
Master cylinder (brake)- 9•13
Mirrors- 11•11
Mixture (CO)- 4A•7, 4B•9
MOT test checks- REF•8
Mountings (engine/transmission)- 2A•12,
2B•3
NNumber plate lamp- 12•11
OOil change- 0•17, 1•2, 1•9
Oil cooler- 2B•10
Oil filter- 1•2, 1•9
Oil pressure warning lamp switch- 12•5
Oil pump- 2A•28, 2B•9
Oil seals:
differential bearing - 7A•3
general - REF •4
camshaft - 2A•18, 2B•6
crankshaft - 2A•26, 2B•6, 2B•9
Oils- 0•17, 1•2
Open-circuit, finding - 12•2
Oxygen sensor- 4C•4
PPads (brake)- 9•4
Paintwork damage- 11•2
Parts- REF•3
Pedals
brake - 9•21
clutch - 6•3
throttle - 4A•5
REF•26Index