ar0707p1453sxd

Remove/install hot film mass air flow sensor

Type ar · topic 07.07 · version 0100 · 2006-10-17

Applies to: ENGINE 629 in MODEL 221

Where it sits

Function group 1 Engine › 07 Mixture formation › 07.07 Air volume guage, air mass guage — Series 221 · Series 629

EinPAS 15 Engine › 15.45 Engine management › 15.45.12 Sensor/switch/wiring harness — Series 221 · Series 629

AR07.07-P-1453SXD

Remove/install hot film mass air flow sensor

20.9.06

ENGINE 629 in MODEL 221

Remove/install hot film mass air flow sensor

P07.04-2455-05

1 Clamps

2 Air intake pipes

3 Electrical connectors

B2/6 Left hot film MAF sensor

B2/7 Right hot film MAF sensor

Remove/install

1

Switch off ignition

Vehicles with code 889 Keyless-Go: press Start/Stop button repeatedly until ignition is switched off.

2

Remove air filter housing

AR09.10-P-1150SXD

3

Open clamps (1) and detach left hot film mass air flow sensor (B2/6), right hot film MAF sensor (B2/7) from air intake pipe (2)

Installation: Installation position must be observed. The arrow on the housing identifies the flow direction of the intake air.

4

Detach electrical connector (3) on left hot film mass air flow sensor (B2/6), right hot film MAF sensor (B2/7)

5

Remove left hot film mass air flow sensor (B2/6), right hot film MAF sensor (B2/7)

6

Install in the reverse order

7

Reset AMA values (Amount-Mean value-Adaptation) using STAR DIAGNOSIS

STAR DIAGNOSIS Compact diagnosis system for passenger cars

6511 1801 00

Referenced documents