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Did I fry my ecu?

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talonpower

20+ Year Contributor
52
0
Mar 31, 2003
The problem started out with my coolant temp sensor not reading anything (the one to the ecu) as my coolant temp stayed pegged at -40F ... so I replaced the sensor and still nothing ... upon further inspection, DSMLink is coming up with the following 3 errors:

Engine Coolant Temperature circuit failure
Intake Air Sensor circuit failure
Volume Air Sensor circuit failure

as of now the car won't even start, im wondering if I have a bad electrical problem or if i fried the ecu ...

any thoughts?
 
well recently i fried one of my caps in my 91 non eprom ecu the car still ran but it ran like it was flooding out your best bet is to call or email www.mitsubishigravyard.com he will send you a new one hes a big help for all fellow dsmers
 
So you replaced the sensor and now it doesnt run?

How do the wires look on the sensor plug? They seem to fray/break easily over time.

Have you opened up your ECU and looked for any damage?
 
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