Initial Inspection and Diagnostic Overview

TROUBLESHOOTING

DIAGNOSIS FLOW





Failsafe
Activation and deactivation of error failsafe is coordinated Error failsafe Management.
Once Error failsafe is activated, it will be kept until ignition key OFF.
In every new TCM start, TCM start with No Error failsafe and No Error present.

0. Mechanical Limp Home Mode
- Switch off A/T relay

1. Electrical Limp Home Mode
- Keep 2nd / 3rd gear

2. Prohibit Intelligent Shift
- Fuzzy SAT(Siements Adaptive Transmission) shift pattern (Medium Driver, Sporty Driver) will not be used

3. Prohibit Adaptive Control
- No learning is done

6. Prohibit Torque Reduction Request
- No torque reduction is sent to ECU

7. Prohibit Lockup Control
- Stay in non-lockup control state

8. Substitute Input Value Oil Temperature
- Set oil temperature(tf) to 80° C (192°F)

9. Substitute Value Speed Ratio
- Set speed ratio to 0.7

10. Substitute CAN Input Value
- Set engine torque to 42%
- Set throttle position to 50%
- Set accelerator pedal signal to 50%
- Set engine speed (Ne) to 3000 rpm
- Set vehicle speed to 0 km/h
- Set status of air condition relay to OFF

11. Prohibit VFS control
- Stop the Line Pressure Control till IG Off

Failsafe according to the DTC

NOTE:
- Refer the detail description in the previous page for the indicated number on the 'Failsafe' column.





SERVICE DATA LIST(WITH SCAN TOOL)





HIVEC -SAT(SIEMENS ADAPTIVE TRANSMISSION CONTROL) Mode (Shift Pattern)





Actuator inspection