LEMON Manuals
: Even more car manuals for everyone: 1960-2025
Home
>>
Cadillac
>>
1990
>>
Allante F7/ME9
>>
Repair and Diagnosis
>>
Engine Performance
>>
System
>>
Engine Controls - Self-Diagnostics
>>
Diagnostic Tests
>>
ECM DTC EO74: Mat Signal Interrupt
>>
Failure Conditions
July 1:
So it begins
. Don't worry, this is not in the correct legal jurisdiction!
Failure Conditions
Manifold air temperature change of 7 degrees or more in 250 milliseconds.