Fuel Pump: Testing and Inspection

Checking Fuel Pump Delivery Pressure

Turn off ignition.

On Copper S remove intercooler.
Protect the intercooler from damage.
Intercooler sealing rings must always be installed dry, do not lubricate them.
Remove intercooler cover retaining bolts.
Remove intercooler cover.
Remove sealing ring fixing bracket bolts and remove upper brackets.
Remove intercooler cover mounting bracket bolts and remove brackets.
Remove intercooler from right hand side.

Installing
Check sealing rings for splits and cracks, replace as necessary.
Ensure that intercooler sealing rings are correctly located.
Install threaded sealing ring brackets at the bottom.

Torque:
Intercooler cover to intercooler 9 Nm
Intercooler sealing ring bracket to sealing ring 9 Nm
Holding bracket to manifold 9 Nm
Supercharger outlet retaining bolts 25 Nm
Inlet manifold to intercooler pipe (left) 16 Nm




CAUTION!
The fuel in the fuel lines is under pressure (approx. 3 bar)! Catch and dispose of escaping fuel.





Remove fuel injector rail cover.
Remove dust cap (1) from measuring valve on fuel rail.

Start engine.

Measure fuel pressure.
Testing Pressure 3.0 ± 0.2 bar. (MINI Cooper)
Testing Pressure 3.5 ± 0.2 bar. (MINI Cooper S)


Switch off engine.