Diagnostic Check
This test determines if the transmission or its inputs, outputs, connections, or sensors are failing.1. Connect the Tech2: GOTHROUGH Tech2 OBD II CONNECTION.
2. Turn on the ignition but not the engine.
3. Push "F2" on Tech2 to see the Diagnostic Trouble Code (DTC):
4. Do you have a DTC?
YES: write down all code numbers and do the DTC CHECK
NO: the DTC can not help you finding the problem.
1. GOTHROUGH "CHECK TRANS" CHECK
2. IF it is flashing and the flash is 0.2 seconds ON and 0.2 seconds OFF, this means that you should have a DTC stored. Please recheck GOTO DIAGNOSTIC CHECK and if you find the same problem, replace the Powertrain Control Module (PCM).
Normal
Abnormal