Replacing the engine sensor system module 1 wiring harness section (B48, B46) (Cooper S Convertible)

WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2021 MINI Cooper, 2020 MINI Cooper, 2019 MINI Cooper, 2018 MINI Cooper, and 2017 MINI Cooper. However, it is still accessible from the selected car via links, so may be relevant.

IMPORTANT: Read and comply with NOTES on protection against electrostatic discharge (ESD protection)!

Preliminary work needed:

Disconnect BATTERY GROUND LEAD.
Remove FAN COWL .
Remove front UNDERBODY PROTECTION .
Remove INTAKE PLENUM .
Remove the left WINDSHIELD PANEL COVER .

Removal:

Release expanding rivet and remove mounting for gasket (1).

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Release screw and remove tension strut (1).

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Unclip and remove cover (1).

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Unlock and disconnect all connectors (1) on control unit.

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Remove partition wall (1).

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Overview of engine sensor system module 1 wiring harness section

Unlock and disconnect following connectors and lines	Note
Unlock and disconnect connector from DME control unit
Unlock and disconnect connector from knock sensor
Unlock and disconnect connector from boost pressure sensor on intake plenum
Unlock and disconnect connector from throttle valve
Unlock and disconnect connector from boost pressure sensor upstream of throttle valve
Unlock connector on crankshaft sensor and disconnect
Unlock and disconnect connector from gear sensor
Unlock connector on oil pressure sensor and disconnect
Unlock connector on solenoid valve and detach.
Unlock connector on air conditioning compressor and disconnect
Unlock and disconnect connector from thermostat
Unlock connector on coolant temperature sensor and disconnect
Unlock connector on tank vent valve and disconnect
Unlock connector on oil level sensor and disconnect

Release wiring harness from clips and guard controls.

Feed out wiring harness and remove.

Installation:

Route and install wiring harness.

Plug in all connectors as specified in table.

All connectors must audibly engage.

Join tension strut (1) and tighten with screws.

Tightening torque 61 21 5AZ .

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Join mounting for gasket (1) and secure with expanding rivet.

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Install partition wall (1).

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Connect all connectors (1) to control unit.

All connectors (1) must engage audibly.

Installation note:

Connect connectors from front to rear.

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Install cover (1).

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Required follow-up work:

Connect BATTERY GROUND LEAD.
Install FAN COWL .
Install left COWL PANEL .
Install UNDERBODY PROTECTION .
Install INTAKE PLENUM .