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Mercedes Benz
S420
General
cannot find relay
1997 MERCEDES BENZ S420
157,000 MILES • V8 • RWD • AUTOMATIC
TMONIQUE52
MEMBER
1 POST
FOLLOW
I cannot find the relay for secondary fan motor for the car listed above.
Feb 23, 2017 at 5:52 PM
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STRAILER
CERTIFIED EXPERT
53,854 POSTS
Hey TMONIQUE52,
It looks like it could be one of two places, here is a diagram and guide to help you fix the problem.
https://www.2carpros.com/articles/how-to-use-a-test-light-circuit-tester
Please run some tests and get back to us so we can continue helping you.
Best, Ken
Images (Click to enlarge)
Feb 26, 2017 at 12:20 PM