ar0707p1454sv

Remove/install hot film mass air flow sensor together with air intake pipe

Type ar · topic 07.07 · version 0112 · 2010-03-10

Applies to: ENGINE 112.947 in MODEL 170.465 ENGINE 112.912 in MODEL 203.061 /261, 209.361 /461 ENGINE 112.946 in MODEL 203.064 /264 ENGINE 113.968 in MODEL 209.375 /475 ENGINE 112.913 in MODEL 211.061 /261 ENGINE 112.949 in MODEL 211.065 /265 ENGINE 113.967 in MODEL 211.070 /270 ENGINE 113.987 in MODEL 209.376 /476 ENGINE 112.955 in MODEL 209.365 /465 ENGINE 112.916 in MODEL 203.081 /281 ENGINE 112.953 in MODEL 203.084 /284 ENGINE 112.917 in MODEL 211.080 /280 ENGINE 112.954 in MODEL 211.082 /282 ENGINE

Where it sits

Function group 1 Engine › 07 Mixture formation › 07.07 Air volume guage, air mass guage — Series 170 (models 465) · Series 171 (models 473) · Series 203 (models 061, 064, 076, 081, 084, 261, 264, 276, 281, 284) · Series 209 (models 361, 365, 375, 376, 461, 465, 475, 476) · Series 211 (models 061, 065, 070, 080, 082, 083, 261, 265, 270, 280, 282, 283)

EinPAS 15 Engine › 15.30 Air intake/charging › 15.30.33 Intake manifold/charge air pipe — Series 170 (models 465) · Series 171 (models 473) · Series 203 (models 061, 064, 076, 081, 084, 261, 264, 276, 281, 284) · Series 209 (models 361, 365, 375, 376, 461, 465, 475, 476) · Series 211 (models 061, 065, 070, 080, 082, 083, 261, 265, 270, 280, 282, 283)

EinPAS 15 Engine › 15.45 Engine management › 15.45.12 Sensor/switch/wiring harness — Series 170 (models 465) · Series 171 (models 473) · Series 203 (models 061, 064, 076, 081, 084, 261, 264, 276, 281, 284) · Series 209 (models 361, 365, 375, 376, 461, 465, 475, 476) · Series 211 (models 061, 065, 070, 080, 082, 083, 261, 265, 270, 280, 282, 283)

Also applies to engines/gearboxes: 112 912, 112 913, 112 916, 112 917, 112 946, 112 947, 112 949, 112 953, 112 954, 112 955, 113 967, 113 968, 113 969, 113 987, 113 988, 113 989

AR07.07-P-1454SV

Remove/install hot film mass air flow sensor together with air intake pipe

9.3.10

ENGINE 112.947 in MODEL 170.465

ENGINE 112.912 in MODEL 203.061 /261, 209.361 /461

ENGINE 112.946 in MODEL 203.064 /264

ENGINE 113.968 in MODEL 209.375 /475

ENGINE 112.913 in MODEL 211.061 /261

ENGINE 112.949 in MODEL 211.065 /265

ENGINE 113.967 in MODEL 211.070 /270

ENGINE 113.987 in MODEL 209.376 /476

ENGINE 112.955 in MODEL 209.365 /465

ENGINE 112.916 in MODEL 203.081 /281

ENGINE 112.953 in MODEL 203.084 /284

ENGINE 112.917 in MODEL 211.080 /280

ENGINE 112.954 in MODEL 211.082 /282

ENGINE 113.969 in MODEL 211.083 /283

ENGINE 113.988 in MODEL 203.076 /276

ENGINE 113.989 in MODEL 171.473

Remove/install hot film mass air flow sensor together with air intake pipe

P07.07-2019-06

Shown on MODEL 170

1 Air filter housing

2 Connector

3 Vent line

4 Vent line

5 Lock

6 Lock

7 Air intake connection

8 Lock

9 Sealing ring

B2/5 Hot film mass air flow sensor

Remove/install

1

Open engine hood and move to vertical position

Model 170

AR88.40-P-1000G

Model 171.4

AR88.40-P-1000V

Model 203

AR88.40-P-1000P

Model 209

AR88.40-P-1000Q

Model 211

AR88.40-P-1000T

2

Remove air filter housing (1).

Except model 171.473, 203.076 /276, 209.376 /476 from 24.4.04

Pull off air filter housing (1) by pulling it upwards and away from the cylinder head covers.

Installation: Slightly moisten rubber retainers on the cylinder head covers and the sealing ring of the hot film mass air flow sensor (B2/5) in the air filter housing (1) with lubricating paste.

Model 171.473

Model 203.076/ 276

Model 209.376/ 476 as of 24.4.04

AR09.10-P-1150AC

Lubricating paste

*BR00.45-Z-1002-06A

3

Detach plug (2) at hot film mass air flow sensor (B2/5).

4

Detach vent line (3) from hot film mass air flow sensor (B2/5)

5

Unhook vent line (4) from bracket at hot film mass air flow sensor (B2/5).

6

Open lock (5) at top of hot film mass air flow sensor (B2/5)

7

Use a hook to pull up lock (6) at top of air intake connection (7)

To do this, push hot film mass air flow sensor (B2/5) as far back as possible, until the lock (6) cannot latch again.

8

Use a screwdriver to press down lock (8) on the air intake connection (7)

To do this, push hot film mass air flow sensor (B2/5) as far back as possible, until the lock (8) cannot latch again.

9

Remove hot film mass air flow sensor (B2/5) from intake manifold

Installation: Check sealing ring (9), replace if required. Check the sealing ring between the air intake connection (7) and the hot film mass air flow sensor (B2/5), replace if required. Check the lock, replace lock (5) or air intake connection (7) if required.

10

Unclip pneumatic line for AIR management control system from the brackets at the air intake connection (7)

Model 211.061/065

11

Install in the reverse order

Repair materials

Number

Designation

Order number

BR00.45-Z-1002-06A

Lubricating paste, rubber parts 2.5 kg, DB supply specification 6867.00

A 000 989 01 60

Referenced documents