1991 Mercedes Benz 560sec engine struggles starting out fro

1991 MERCEDES BENZ 560SEC

118,000 MILES • V8 • 2WD • AUTOMATIC

WMAYRES163

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2 POSTS
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valve job, timing chain, etc. 88,000 mi.
30,000 service, plug wire set, rotor cap,etc. 118,000 mi.

Car still misses starting out and from stops 50% of
time.

Jul 27, 2010 at 10:10 PM

Repair Safety Notice: This information is for general instructional purposes only. Vehicle repair can be dangerous. Verify all information, follow manufacturer service procedures, use proper tools and safety equipment, and consult a qualified repair shop when needed.

MHPAUTOS

AUTOMOTIVE REPAIR CONTRIBUTOR
31,937 POSTS

Hi there,

Thank you for the donation,

Check if they used a resistor type spark plug, if so change them as the resistor type plug is know to cause tune issues with some Benz engines.

mark (mhpautos)

Jul 28, 2010 at 7:27 AM