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Astra G

Field Remedy: 1387

Subject: Diesel engines - Lack of power, jerking
Models: Engines: Option:
Corsa-C 2001,Astra-G 1998...2001,Zafira 1999...2001,Vectra-B 1997...2001,Omega-B 1998...2001,Frontera-B 1999...2001,Sintra 1998...1999 Y17DT| Y17DTL,Y17DT| Y20DTH| Y20DTL| X17DTL| X20DTL,Y20DTH| X20DTL,Y20DTH| Y22DTR| X20DTL| X20DTH,Y22DTH| X20DTH,Y22DTH| X22DTH,X22DTH DI Diesel Engine
Complaint: Lack of power, jerking
Cause: Air flow meter gets dirty or damaged because of water and oil, which drains through air inlet, air cleaner.
Production: Modified air mass meters have been introduced as of following VIN: Corsa C: Zaragoza: 08.05.01 W0L0XCF0814245493, Eisenach: 03.05.01 W0L0XCF6816105048, Azambuja: 25.05.01 W0L0XCF0813037404 Astra G: Bochum: 27.04.01 W0L0TGF3512245739, Antwerp:26.04.01 W0L0TGF4815248465, E'Port: 27.04.01 W0L0TGF3518127674 Zafira: Bochum: 06.04.01 W0L0TGF7512227609 Vectra B: Rüsselsheim: 27.04.01 W0L0JBF3511132832, Luton: 04.05.01 W0L0JBF6817066219 Omega B: Rüsselsheim: 04.05.01. W0L0VBP6911123565 Frontera B: Luton: W0L06BG761V500551 All hot film mass air flow meters with a stamp 183 (= March 2001) or lower have to be replaced.

Remedy:


In case of customer complaint replace hot film mass air flow meter with a 
stamp 183 (= March 2001) or lower.

Note: Observe the checking procedure first.


Check the stamp on the right side of the connector socket of hot film mass 
air flow meter.

For Astra G, Zafira, Vectra B, Omega B - see figure (I).

Object Number: 2434947 Size: DEFAULT

For Frontera B - see figure (II).

Object Number: 2434948 Size: DEFAULT 


The first three digits of the stamp are describing month and year
of production, e. g. 088 figure (III).




Note:
- It is not necessary for the checking procedure to remove 
  the hot film mass air flow meter as shown in figure (III).

Object Number: 2434949 Size: DEFAULT 


Production date matrix – see figure (IV). For example: 088 = August 2000, 
or 183 = March 2001.




Note:
- Only hot film mass air flow meters with a stamp 183(= March 2001) or lower
  have to be replaced - see figure (IV) bold numbers.

Object Number: 2434950 Size: DEFAULT

Replacement of hot film mass air flow meter:

Disconnect wiring harness plug (2, figure V) from hot film mass air flow meter.

Remove hot film mass air flow meter (1, figure V) from air intake hoses.


Install new hot film mass air flow meter in air intake hoses and fasten 
– tightening torque 3.5 Nm – ensure correct seating.

Connect wiring harness plug to hot film mass air flow meter.

Object Number: 2434951 Size: DEFAULT 


Airflow Meter Part-No.: 93 171 355, Cat.-No.: 08 36 591 has to be used as of 
MY 2001 for:




Vectra-B            Y2.0DTH, Y2.2DTR
Astra-G, Zafira     Y2.0DTH, Y2.0DTL
Omega-B             Y2.2DTH




Airflow Meter Part-No.: 93 171 356, Cat.-No.: 08 36 590 has to be used 
until MY 2001 for 2.0l and MY 2000 and 2001 for 1.7l.




Vectra-B            X2.0DTL, X2.0DTH
Astra-G, Zafira     X1.7DTL, Y1.7DT, X2.0DTH, X2.0DTL, X2.0DTL
Omega-B             X2.0DTH
Corsa-C             Y1.7DT, Y1.7DTL

MY 2000 and 2001: Airflow Meter Part-No.: 93 171 760, Cat.-No.: 08 36 593


Sintra              X2.2DTH
Frontera            X2.2DTH, Y22DTH




Labour Times:                                  TC:         Hours:   




T8 138 70       Replace Hot Film Mass          90          0.3   
                Air Flow Meter
                Corsa C, Astra G, Zafira, 
                Vectra B and Sintra




T8 138 71       Replace Hot Film Mass          90          0.3     
                Air Flow Meter
                Omega B and Frontera B                                




                                                       
The costs for this repair will be covered for vehicles not older than 3 years /
unlimited mileage.

The regular warranty procedure should be used for claiming Set-up time.

FunctionalGroup: J - Engine
Complaint Group: 20 - Poor Performance
Trouble Code: P0400,P0105,P1100

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