DTC CHECK / CLEAR 1. DTC CHECK/CLEAR (a) Check for DTCs. (1) Connect the Techstream to the DLC3. (2) Turn the ignition switch to ON. (3) Turn the Techstream on. (4) Read the DTCs following the prompts on the Techstream. Enter the following menus: Chassis / Trailer Brake Controller / Trouble Codes. (b) Clear the DTCs. (1) Connect the Techstream to the DLC3. (2) Turn the ignition switch to ON. (3) Turn the Techstream on. (4) Operate the Techstream to clear the codes. Enter the following menus: Chassis / Trailer Brake Controller / Trouble Codes. (5) According to the display on the Techstream, select the trouble code data display with the clear button. |
Toyota Tundra Service Manual > Can Communication System: Open in Bus 2 Main Bus Line
DESCRIPTION There may be an open circuit in one of the CAN main bus lines when the resistance between terminals 18 (CA4H) and 17 (CA4L) of the central gateway ECU (network gateway ECU) is 70 Ω or higher. Symptom Trouble Area Resistance between terminals 18 (CA4H) and 17 (CA4L) of the central gatewa ...
