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Rover 214 & 414 Service and Repair Manual - Rover club

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Chapter 4 Part B Fuel <strong>and</strong> exhaust systems -<br />

single-point fuel injection engines<br />

Contents<br />

Accelerator cable - removal, refitting <strong>and</strong> adjustment . . . . . . . . . . . 11<br />

Accelerator pedal - removal <strong>and</strong> refitting . . . . . . . . . . . . . . . . . . . . . 12<br />

Air cleaner assembly - removal <strong>and</strong> refitting . . . . . . . . . . . . . . . . . . . 3<br />

Air cleaner air temperature control system - inspection <strong>and</strong><br />

component renewal . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4<br />

Air cleaner filter element - renewal . . . . . . . . . . . . . . . . . . . . . . . . . . 2<br />

Exhaust manifold - removal <strong>and</strong> refitting . . . . . . . . . . . . . . . . . . . . . 18<br />

Exhaust system - inspection, removal <strong>and</strong> refitting . . . . . . . . . . . . . 19<br />

Fuel gauge sender unit - removal <strong>and</strong> refitting . . . . . . . . . . . . . . . . . 9<br />

Fuel injection system components - removal <strong>and</strong> refitting . . . . . . . . 15<br />

Degrees of difficulty<br />

Easy, suitable for<br />

novice with little<br />

experience<br />

1<br />

Specifications<br />

Fairly easy, suitable<br />

for beginner with<br />

some experience<br />

2<br />

Fairly difficult,<br />

suitable for competent<br />

DIY mechanic<br />

1689 <strong>Rover</strong> <strong>214</strong> & <strong>414</strong> Updated Version 09/97<br />

4B•1<br />

Fuel injection system components - testing . . . . . . . . . . . . . . . . . . . 14<br />

Fuel pump - removal <strong>and</strong> refitting . . . . . . . . . . . . . . . . . . . . . . . . . . . 8<br />

Fuel system - depressurisation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6<br />

Fuel system - inspection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5<br />

Fuel system - pressure check . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7<br />

Fuel tank - removal <strong>and</strong> refitting . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10<br />

General information <strong>and</strong> precautions . . . . . . . . . . . . . . . . . . . . . . . . 1<br />

Inlet manifold pre-heater - operation, removal <strong>and</strong> refitting . . . . . . . 16<br />

Inlet manifold - removal <strong>and</strong> refitting . . . . . . . . . . . . . . . . . . . . . . . . 17<br />

Throttle housing - removal <strong>and</strong> refitting . . . . . . . . . . . . . . . . . . . . . . 13<br />

Difficult, suitable for<br />

experienced DIY<br />

mechanic<br />

Very difficult,<br />

suitable for expert DIY<br />

or professional<br />

System<br />

Type . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . <strong>Rover</strong>/Motorola Modular Engine Management System, using ECUcontrolled<br />

single-point injection (MEMS-SPi) <strong>and</strong> speed/density<br />

method of airflow measurement<br />

MEMS-SPi system data<br />

Fuel pump type . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Electric, immersed in fuel tank<br />

Fuel pump pressure:<br />

Maximum - at 16 volts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2.7 bar<br />

Regulated constant pressure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1.0 to 1.2 bar<br />

Injector/pressure regulator assembly . . . . . . . . . . . . . . . . . . . . . . . . . . . JZX 3028<br />

Throttle potentiometer voltage:<br />

Throttle closed . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0 to 1 volt<br />

Throttle open . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4 to 5 volts<br />

Idle speed - nominal value given for reference purposes only . . . . . . . . 850 ± 50 rpm<br />

CO level at idle speed - engine at normal operating temperature:<br />

Without catalytic converter - at tailpipe . . . . . . . . . . . . . . . . . . . . . . . 0.5 to 2.0 %<br />

With catalytic converter - at gas-sampling pipe . . . . . . . . . . . . . . . . . 0.5 to 2.0 %<br />

Recommended fuel<br />

Minimum octane rating:<br />

Without catalytic converter . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 95 RON unleaded (ie: unleaded Premium) or 97 RON leaded<br />

(ie: 4-star)<br />

With catalytic converter . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 95 RON unleaded (ie: unleaded Premium)<br />

3<br />

4<br />

5<br />

4B

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