1990 Mercedes-Benz 560SEC Repair and Maintenance
A guide to problems, costs, maintenance and repair for your 1990 Mercedes-Benz 560SEC
Verified by mechanics, reported by drivers like you
Ask a mechanic in our community
Never overpay. Check prices with our estimator
1990 Mercedes-Benz 560SEC Problems"No start" Caused by Failed Fuel Pump/Relay
The fuel pump and/or fuel pump relay can fail, causing the car to crank over but not start. Proper diagnoses will be necessary to confirm if the pump or relay is at fault.
Due to wear, high usage vehicles can experience ignition lock and tumbler failures. The ignition lock cylinder will generally require replacement to correct this concern.
High mileage vehicles may develop a transmission fluid leak from one or more of the oil seals.
1990 Mercedes-Benz 560SEC Questions1987 560 SEC, unable to adjust both front seats via switches on the door fuse ok (1 answer)
I checked fuses they are not blown, what should I look for next? Any suggestions? Since both front seats can not be adjusted I am wondering if a wiring issue or module may be out. Where can I go in the car to check?
Is it possible to drop in a modern AMG engine into a 560sec (or any model from 2000 motors kompressor
or any new engineer from 2004 kompressor to 560sec