ar0707p1453qk

Remove/install hot film mass air flow sensor

Type ar · topic 07.07 · version 0201 · 2008-03-26

Applies to: ENGINES 271.940 in MODEL 203.042 /242 /742, 209.342 /442 ENGINES 271.941 in MODELS 211.042 /242 ENGINES 271.946 in MODEL 203.046 /246 /746 ENGINES 271.948 in MODEL 203.040 /240 /740 ENGINES 271.921 in MODEL 203.730 ENGINES 271.955 in MODEL 209.341 /441 ENGINES 271.956 in MODEL 211.041 /241 ENGINES 271.942 in MODEL 203 ENGINES 271.957 in MODEL 203.741

Where it sits

Function group 1 Engine › 07 Mixture formation › 07.07 Air volume guage, air mass guage — Series 203 · Series 209 (models 341, 342, 441, 442) · Series 211 (models 041, 042, 241, 242)

EinPAS 15 Engine › 15.45 Engine management › 15.45.12 Sensor/switch/wiring harness — Series 203 · Series 209 (models 341, 342, 441, 442) · Series 211 (models 041, 042, 241, 242)

Also applies to engines/gearboxes: 271 921, 271 940, 271 941, 271 942, 271 946, 271 948, 271 955, 271 956, 271 957

AR07.07-P-1453QK

Remove/install hot film mass air flow sensor

21.2.08

ENGINES 271.940 in MODEL 203.042 /242 /742, 209.342 /442

ENGINES 271.941 in MODELS 211.042 /242

ENGINES 271.946 in MODEL 203.046 /246 /746

ENGINES 271.948 in MODEL 203.040 /240 /740

ENGINES 271.921 in MODEL 203.730

ENGINES 271.955 in MODEL 209.341 /441

ENGINES 271.956 in MODEL 211.041 /241

ENGINES 271.942 in MODEL 203

ENGINES 271.957 in MODEL 203.741

Remove/install hot film mass air flow sensor

P07.07-2033-05

Shown on engine 271.940

1 Air cleaner housing

2 Screw

B2/5 Hot film mass air flow sensor

Modification notes

16.5.06

"Disconnect/connect battery ground line" removed

Remove/install

1

Open engine hood

Model 203

AR88.40-P-1000P

Model 209

AR88.40-P-1000Q

Model 211

AR88.40-P-1000T

2

Remove air filter housing (1).

AR09.10-P-1150Q

3

Loosen bolts (2) and remove hot film MAF sensor (B2/5)

4

Install in the reverse order

5

Read out fault memory and erase

Stored faults which may be caused by assembly work, test work, removed lines or a simulation, must be processed and erased in fault memories after completing the work.

Connect STAR DIAGNOSIS and read out fault memory

AD00.00-P-2000-04A

Referenced documents