16 11 130 Checking filler cap pressure relief valve: Notes

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Special tools required:

13 3 010
16 1 171
16 1 172
16 1 173

Set pressure regulator on special tool 16 1 171 fully in "-" direction.

Connect special tool 16 1 171 via compressed air line (1) to workshop/garage compressed air system (8...10 bar).

Fig 1: Connecting Pressure Sensor Of Diagnosis And Information System

Courtesy of BMW OF NORTH AMERICA, INC.

Connect pressure sensor (2) of Diagnosis and Information System with a measuring range of 0...3.5 bar.

Select special tool 16 1 172 or 16 1 173 matching vehicle's filler cap and attach to quick-release coupling of special tool 16 1 171.

Fig 2: Identifying Special Tool

Courtesy of BMW OF NORTH AMERICA, INC.

Install filler cap on selected special tool.

NOTE: Only the absolute pressure is indicated in the display of the Diagnosis and Information System (DIS). The current ambient air pressure is already displayed without additional pressurization.