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1992 300E Mercedes --- having problems with it cranking in ...

Sent to Mercedes Experts February 14 3:56 p.m.

1992 300E Mercedes --- having problems with it cranking in the mornings. We replaced the cold start vavle and the temperature control sensor (the one with two wires) however we are still having the same problem. We are not getting fire to the cold start valve. What is the problem?

Optional Information:
1992 Mercedes-Benz 300E 3.0

Already Tried:
tried replacing cold start valve and temp. control sensor

Customer (name blocked for privacy)

Status: Closed Value: $9

Answer
February 14 9:01 p.m. (5 hours and 4 minutes later)

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MBGuru -- Mercedes Mechanic -- 98% Positive Feedback on 243 Mercedes Accepts
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Reply
Sent February 15 9:05 a.m. (12 hours and 4 minutes later)

Where is the overvolt protection relay located?

Customer (name blocked for privacy)

Answer
February 15 8:12 p.m. (11 hours and 6 minutes later)

ACCEPTED

Behind the battery, silver relay, 1 or 2 fuses on top. If it has a old date code on the side, replace it.

MBGuru -- Mercedes Mechanic -- 98% Positive Feedback on 243 Mercedes Accepts
25 years on MB, diagnostic tech and trainer.

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