Triumph TR7 - TR7 Wiring Diagrams

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WIRING DIAGRAMS

MAIN

WIRING

DIAGRAM

-TR7

-

U.S.A.

MARKET

(The key

10

this

wiring

diagram

is given on pages

62

and 63)

64

Table of Contents

Emission and Evaporative Loss Control Systems4
Fuel4
Emission Control Systems Servicing4
Electronic Fuel Injection5
Main Electronic Fuel Injection System Components5
Fuel Injection System Components6
Electric Fuel Pump Operation9
Cold Starting Fuel Injection System Components10
Maintenance of Fuel Injection System Components10
Wiring Diagrams for Main and Cold Start Injectors11
Air Flow Meter13
Engine Speed13
Electronic Control of the Fuel Injection System13
Throttle Switches15
Coolant Temperature Sensor16
Extra Air Valve16
Overrun Valve17
Oxygen Sensor17
The General "Closed Loop" Feed Back Control System Diagram18
Electronic Fuel Injection "Closed Loop" Feed Back Control System18
Function Diagram of Electronic Fuel Injection System Components19
Electronic Fuel Injection System Components Schematic Diagram20
Exhaust Gas Recirculation (EGR) System Overview21
Evaporative Loss Control System22
Crankcase Breathing22
Exhaust Gas Recirculation (EGR) System Function Checks22
Crankcase Breathing and Evaporative Loss Control Systems Diagrams23
Catalytic Devices26
Emission and Evaporative Loss Control Systems Maintenance27
Checking the Electronic Fuel Injection Control System27
Maintenance Summary28
Maintenance Intervals28
Table of Contents29
Operating Description30
- Additional Preventative Maintenance32
- Replacement Brake Pads and Shoes33
- Lubricate All Grease Points (Except Hubs)33
- Lubricate Steering Rack and Pinion34
- Check/Top up Engine Oil Level34
Renew Engine Oil35
Renew Engine Oil Filter36
Check/Top-Up Brake Fluid Reservoir36
Check/Top-Up Clutch Fluid Reservoir37
Check/Top-Up Automatic Transmission Fluid37
Renew Automatic Transmission Fluid and Filter38
Check/Top-Up Battery Electrolyte39
Check/Top-Up Cooling System39
- Check/Top-Up Manual Gearbox Oil40
- Check/Top-Up Rear Axle Oil40
- Check/Top-Up Fluid in Power Steering Reservoir41
Lubricate Distributor (Not TR 7)41
Lubricate Accelerator Control Linkage and Pedal Pivot41
Lubricate All Locks, Hinges and Door-Check Mechanisms41
Check for Oil Leaks _ . X X X X X42
Check/Adjust All Driving Belts, Renew as Necessary . X X X42
C C C C Renew Air Cleaner Element43
- Check/Adjust Torque of Cylinder Head Nuts/Bolts44
- Clean Crankcase Breather Flame Trap44
Security and Condition44
- Renew Crankcase Breather Filter45
- Renew Spark Plugs45
- Check/Adjust Ignition Timing Using Electronic Equipment47
- Check/Adjust Engine Idle Speeds49
- Renew Fuel Filters49
- Renew Oxygen Sensors and Reset Service Interval Counter50
- Check Condition and Security of Steering Unit, Joints and Gaiters : - . X X X51
- Check for Oil Leaks . X X X X X51
  - Inspect Brake Pads for Wear and Discs for Condition51
  - Check/Adjust Footbrake Operation52
  - Inspect Brake Linings for Wear and Drums for Condition52
  - Check/Adjust Handbrake Operation53
  - Bleeding the Brake System54
- Check Brake Servo Hoses for Security and Condition55
- Check/Adjust Front Wheel Alignment55
  - Renew Brake Servo Filter55
  - Adjust Front Hub Bearings End Float56
- Check Visually Brake and Clutch Hydraulic Hoses/Pipes and56
- Check Tightness of Propeller Shaft Coupling Bolts57
- Uneven Wear57
- Check Tightness of Road Wheel Fastenings58
- Check Tightness or Road Wheel Fastenings . X X X X X58
- Check/Adjust Tyre Pressures Including Spare Wheel58
- Check/Adjust Operation of All Washers and Top·up Reservoirs59
- Renew Passenger's Wiper Blade60
- Check and Renew Wiper Blades60
- Renew Driver's Wiper Blade60
- Beam Aiming61
- Clean and Grease Battery Connections61
- Check/Adjust Headlamp Alignment61
- Check Condition, Security and Operation of Seats and Seat Belts62
- Check Operation of Seat Belt Inertial Reel Mechanism62
- Key to Wiring Diagrams63
- Wiring Diagrams65
- General Specification71
- Engine Data71
- Lubrication Data71
- Cooling System Data71
- Electrical Data72
- Fuel System Data72
- Ignition System Data72
- Manual Transmission Data73
- Automatic Transmission Data74
- Steering and Suspension Data75
- Brakes Data75
- Wheels and Tyres Dimensions75
- Weights76
- Lubricants and Capacities77
- Bulb Chart78
- Index79

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