DTC U0101, U0104, U0123, U0129, U0142, U0155: Lost Communication with TCM; Lost Communication with Cruise Control Module; Lost Communication with Yaw Rate Sensor Module; Lost Communication with Brake System Control Module; Lost Communication with Body Control Module "B"; Lost Communication with Instrument Panel Cluster (IPC) Control Module (Combination Meter): Procedure

1. Connect the Techstream to the DLC3.
2. Turn the power switch on (IG).
3. Enter the following menus: System Select/Can Bus Check.

   Result

   Result	Proceed to
   All of the ECUs and sensors that are currently connected to the CAN communication system are displayed.	A
   None of the ECUs and sensors that are currently connected to the CAN communication system are displayed, or some of them are not displayed.	B

4. Turn the power switch off.

B → See step   5 

A: Go to next step 

1. Connect the Techstream to the DLC3.
2. Turn the power switch on (IG).
3. Enter the following menus: Chassis/Lane Departure Alert/Trouble Codes.
4. Clear DTCs.
5. Turn the power switch off.

NEXT: Go to next step 

1. Connect the Techstream to the DLC3.
2. Turn the power switch on (IG).
3. Enter the following menus: System Select/Can Bus Check.
4. Select "Communication Malfunction DTC" from the "CAN Bus Check" screen, and then select "Enter".

   OK

   CAN communication system is normal.

5. Turn the power switch off.

NG → See step   6 

OK → See step   4