This instruction show you guide on how to optimize Detroit EPA07 GHG14 Engine idle thermostat does not power up.
Related Contents:
DDDL 8.18 Detroit Detroit Diesel Diagnostic Link
NEXIQ USB Link 2
Check as follows:
1 Disconnect the Optimized Idle Thermostat connector. 
2 Inspect the sensor harness for bent, spread, or corroded pins.
2a If damage is found, repair as necessary.
2b If no damage is found, Go to step 3.
