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BMW Workshop Service and Repair Manuals

2 RA Notes On Fuel Pressure Check (reference Pressure_ Intake Manifold Pressure) > < 3 RA Checking Engine Idle Speed And Exhaust Gas Contents (M50,M52,S50,S50US) - Vehicl|Page 687
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13 31 ...

Checking fuel delivery rate (M50)

Unfasten fuel return line.

Secure extension hose and brace in special tool 13 3 020
(measuring glass).

1. 

Intake line

2. 

Return line

Pull off fuel pump relay (3).

Term. 30: Battery positive

Term. 87b: Switched output to fuel pump

Connect special tool 61 3 050 to terminal 87b and terminal 30.

Press button and check fuel delivery volume,

refer to Technical Data.

RA  Checking fuel delivery rate (M50)

BMW AG - TIS

08.02.2013  07:42

Issue status (12/2007) Valid only until next DVD is issued

Copyright

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2 RA Notes On Fuel Pressure Check (reference Pressure_ Intake Manifold Pressure) > < 3 RA Checking Engine Idle Speed And Exhaust Gas Contents (M50,M52,S50,S50US) - Vehicl|Page 687