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Powertrain Control
2004 Audi A4 Mass Air Flow Sensor, Knock Sensor
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2004 Audi A4
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How to use OE catalog
4 diagrams found for the vehicle you selected.Select your vehicle options to narrow down results.
- 1.Engine / Transaxle - Air Intake (1.8L;Base)
- 2.Engine / Transaxle - Air Intake (1.8L;Cabriolet)
- 3.Engine / Transaxle - Air Intake (3.0L;Base)
- 4.Engine / Transaxle - Air Intake (3.0L;Cabriolet)
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Ref No.
Ref No.
Part No. & Part Description
Price & Qty.
Part No. &
Part Description
Part Description
- 1
$470.82 $336.161 - 1
$438.33 $312.971
- 2
$5.04 $3.231
- 3
$6.50 $4.161
- 4
$40.98 $30.741
- 5
$313.33 $223.721
- 5
$180.00 $128.521
- 6
$43.38 $27.111
- 6
$4.36 $2.791
- 7
$12.66 $8.101 - 7
$8.32 $5.321
- 7
$168.34 $120.191
- 8
$94.99 $67.821 - 8
$255.00 $182.071
- 9
$84.99 $60.681
- 9
$19.15 $12.261
- 10
$156.65 $111.851 - 10
$93.32 $66.631
- 11
$306.83 $219.081
- 11
$8.46 $5.411
- 12
$11.47 $7.351
- 12
$159.98 $114.231
- 13
$18.06 $11.561
- 13
$123.33 $88.061
- 14
$169.32 $120.891
- 14
$115.00 $82.111
- 14
$404.15 $288.561
- 14
$58.33 $42.351
- 15
$169.32 $120.891
- 15
$11.25 $7.211
- 15
$84.99 $60.681
- 15
$115.00 $82.111
- 16
$9.00 $5.761
- 16
$103.34 $73.781
- 16
$84.99 $60.681
- 17
$103.34 $73.781
$121.65 $86.861
$256.66 $183.251
$106.64 $76.151
$57.77 $36.111
$35.58 $22.241
$251.65 $179.681
$184.99 $132.081
078-906-433-B
Crankshaft Position Sensor- Part Notes: A4; 3.0L; Auto Transmission; Without Quattro;A4; 3.0L; Manual Transmission;Cabriolet A4; 3.0L; With 1 Speed Auto
$204.98 $146.361
$1630.00 $1357.791- 8E0-909-528-GX
ECM- Part Notes: A4; 1.8L; All; Auto Transmission;A4; 1.8L; All; Manual Transmission;Cabriolet A4; 1.8L
$1737.14 $1450.401 
$1514.28 $1266.651
06C-905-377
Knock Sensor- Part Notes: A4; 1.8L; Blue;A4; 3.0L;Cabriolet A4; 1.8L; Rear;Cabriolet A4; 3.0L
$138.32 $98.761
$143.32 $102.331
1K0-998-262
Oxygen Sensor- Part Notes: A4; 1.8L; Rear;A4; 3.0L; Rear; Left;A4; 3.0L; Rear; Right;Cabriolet A4; Rear; 3.0L; Left;Cabriolet A4; Rear; 3.0L; Right
$374.98 $267.741
$449.98 $321.291
$374.98 $267.741
$413.33 $295.121
8E1-723-523-J
Pedal Travel Sensor- Part Notes: Cabriolet A4, S4; Auto Transmission; From VIN 8H4015700;Cabriolet A4, S4; Auto Transmission; To VIN 8H4015700
$255.00 $182.071
- $99.98 $71.391
$186.67 $133.281
$198.33 $141.611