A4 V6-3.0L (AVK) (2004)
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Engine Speed Sensor: All Technical Service Bulletins
Engine Controls - MIL ON/Multiple DTC's Set
28 08 04
March 19, 2008
2005586/5
Supersedes Technical Service Bulletin Group 28 number 07-06 dated August 13, 2007 to change title and clarify Condition statement.
Vehicle Information
MIL on, engine speed sensor spacer not required (DTC P0300, P0335, P0336, P0321, P0322)
Condition
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Multiple misfires detected on one or more cylinders.
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Malfunction Indicator Light (MIL) may be on or flashing.
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May be accompanied by one or more of the following DTCs:
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DTC P0300...P0306 (Random/Multiple Cylinder Misfire Detected).
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DTC P0335 (Crankshaft Position Sensor A (G28) - Circuit Malfunction).
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DTC P0336 (Crankshaft Position Sensor A (G28) - Circuit Range/Performance).
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DTC P0321 (Ignition/Distributor Eng.Speed Inp.Circ. - Range/Performance).
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DTC P0322 (Ignition/Distributor Eng.Speed Inp.Circ - No Signal).
Technical Background
Condition may be caused by a spacer (Figure 1, 3) installed between the engine speed (RPM) sensor (G28) (Figure 1, 1) and the gearbox (Figure 1, 2).
Production Solution
Service
