1994 Mercedes-Benz S420 Repair & Maintenance Costs

A guide to repairs, service, and maintenance costs for your 1994 Mercedes-Benz S420

1994 Mercedes-Benz S420 vehicles have 31 reported problems.The most commonly reported 1994 Mercedes-Benz S420 problem is: Closing Assist/Door Lock Issues Due to Pneumatic System Problems

Closing Assist/Door Lock Issues Due to Pneumati...

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

Faulty Mass Air Flow Sensor Causing Erratic Eng...

A faulty mass air flow (maf) sensor can cause erratic/rough engine operation and fuel economy issues. since this...

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Mercedes-Benz S420 Repairs and Prices

Mercedes-Benz S420

Oxygen Sensor Replacement

$287 - $389

Mercedes-Benz S420

Transmission Leak Inspection

$76 - $112

Mercedes-Benz S420

Oil Pressure Sensor Replacement

$168 - $197

Mercedes-Benz S420

Antitheft System Diagnosis & Testing

AC Diagnosis

Tire Rotation

Active Suspension System Diagnosis & Testing

$76 - $112

Mercedes-Benz S420

Power Steering System Leak Inspection

$76 - $112

Mercedes-Benz S420

Air Pump Replacement

$1,687 - $1,780

Mercedes-Benz S420

Ignition Coil Replacement

$286 - $453

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1994 Mercedes-Benz S420 Reviews

1994 Mercedes-Benz S420 (3 Reviews)

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Most Common 1994 Mercedes-Benz S420 Questions

There are 28 related questions for 1994 Mercedes-Benz S420 vehicles. RepairPal's professional community answers hundreds of questions each day. Below are the most commonly asked 1994 Mercedes-Benz S420 questions.

oil leak

Oil leak could this be rear main seal,or head gasket oil leak very clear how do i find out what it might be

how to bypass security car wont start. cranks b...

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