1999 Mercedes-Benz S320 Repair and Maintenance
A guide to problems, costs, maintenance and repair for your 1999 Mercedes-Benz S320
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1999 Mercedes-Benz S320 ProblemsClosing Assist/Door Lock Issues Due to Pneumatic System Problems
Problems with the pneumatic system can cause closing assist and door lock issues.
A faulty mass air flow (MAF) sensor can cause erratic/rough engine operation and fuel economy issues. Since this sensor measures the actual amount of air entering the motor, when it fails, the engine control module (ECM) takes the wrong information and delivers incorrect volumes of fuel to the cylinders.
Other than a defective motor, a bad switch or blower motor resistor assembly can cause an inoperative heater blower motor.
1999 Mercedes-Benz S320 QuestionsAnyone know how many miles you should get from a air suspension unit (1 answer)
Recently my nearside air suspension unit failed dropping the car dramatically,this turned out to be a quite expensive repair. The car has done 102000 miles.Would this be the normal lifespan of a air suspension unit, if so what is the likelihood of the remaining units failing.
Has anyone else had...
Battery went dead while car was parking. When I did the jump start it ran OK but lost throttle as the bas/slr light came on. Installed new battery but still light is on and throttle is not operational.
My car runs good but it shuts off, and then about half hour later it will start