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1996 Mercedes-Benz S420 4.2L Secondary Air Pump
Posted to European Engine on 9/27/2001 5 Replies

We have a bad communication problem with this car. No scanner will connect to the DM or the engine computer. We jumped the secondary air pump with an outside battery source and it worked perfectly. When we checked relay and tried to jump the relay we did not g...

5 Replies Received (View Replies)

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car Vehicle Data

1996 Mercedes-Benz S420

VIN WDB6A43E8V
Engine4.2 L / 8 cyl / GAS
Trans5-speed Automatic (Electronic)
DeliveryFI
AffectedSecondary Air Pump
ConditionsCold
Message Closed

car Vehicle Data

1996 Mercedes-Benz S420

VIN WDB6A43E8V
Engine4.2 L / 8 cyl / GAS
Trans5-speed Automatic (Electronic)
DeliveryFI
AffectedSecondary Air Pump
ConditionsCold