1998 Mercedes-Benz S500 Repair and Maintenance

A guide to problems, costs, maintenance and repair for your 1998 Mercedes-Benz S500

1998 Mercedes-Benz S500 Problems

Closing Assist/Door Lock Issues Due to Pneumatic System Problems

Problems with the pneumatic system can cause closing assist and door lock issues.

Window Regulator Failure is Common

One or more door windows may stop working due to a failed window regulator. Replacement of the failed regulator will be necessary to correct this concern.

Faulty Mass Air Flow Sensor Causing Erratic Engine Operation and Poor Fuel Economy

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.

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1998 Mercedes-Benz S500 Questions

what is the code when you start the car with the Wrach it says 7500 mean (1 answer)

My s500 when hot will die at idle. Nothing seems to fix. (3 answers)

The car runs superbly right until the moment-usually at a traffic light, that the engine very unceremoniously and without shudder or miss, dies. The car starts right back up as if nothing happened, but it is becoming more and more frequent. Replaced the main engine wiring harness, electronic th...

Check engine light is on ??? What to do to get it to turn off ? (1 answer)

Engine light just went on ? Engine runs a little rough - but once warmed up - she runs fine ?? Engine light is on when car is running ????

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1998 Mercedes-Benz S500 Reviews

Runs good but needed oil valves and new rear suspension.

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