INTRODUCTION............................................................................... 5

PART I
DESCRIPTION AND FUNCTION OF PETROL INJECTION SYSTEM....7-12

                    Filter Units............................................................................................ 7-8

                    Fuel Pump.............................................................................................. 8

                    Pressure Relief Valve............................................................................9

                    Metering Distributor/Control Unit....................................................... 9

                    Principles of Shuttle Metering.............................................................. 9-10

                    Function of Metering Distributor..........................................................10

                    Function of Mixture Control Unit......................................................... 11

                    Injectors................................................................................................. 12

                    Fault Diagnosis: Preliminary Checks................................................... 12

                    Test Equipment...................................................................................... 13

                    Faults in the Petrol Injection System.................................................... 13-14

                    Fuel Pump Tests: Results and Conclusions......................................... 15-16

PART 2      WORKSHOP INSTRUCTIONS.......................................................... 17-30

                     Exploded View of Metering Distributor and Mixture Control Unit.... 18

                     Setting Datum Track Angle.................................................................. 22-23

                     Bench Testing: Test Specifications...................................................... 24-25

                     Alternative Testing Procedure.............................................................. 25-26

                     Effects on Performance: Adjusting Calibration Screws........................ 26

                     Fitting Unions on Fuel Injection Pipes................................................... 29

                     Bench Testing Relief Valve................................................................... 29

                     Bench Testing Pump and Motor Unit..................................................... 29-30

                     Bench Testing Injectors.......................................................................... 30

                     How to Inhibit a Car Fitted with Lucas ‘P1’ Equipment.........................30

Diagrams of Petrol Injection Systems:

                     2.5 (Early cars)......................................................................................... 31
                     2.5 (Later cars)......................................................................................... 31
                     2.5 Estate Car........................................................................................... 32
                     TR Sports Car.......................................................................................... 32

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