FREE REPAIR MANUALS & LABOR GUIDES 1982-2013 Vehicles
Courtesy of Operation CHARM
:
Car repair manuals for everyone.
Home
>>
Mercedes Benz
>>
1990
>>
300E 4MATIC (124.230) L6-3.0L (103.985)
>>
Repair and Diagnosis
>>
Powertrain Management
>>
Fuel Delivery and Air Induction
>>
Fuel Pump
>>
Testing and Inspection
Fuel Pump: Testing and Inspection
Fuel pump:
1)
For measuring delivery capacity the
fuel tank
should be at least half full.
2)
If current draw exceeds
10 A
, perform test with connector G3/2x1 (
O2
-sensor heating filament) unplugged.