DIAGNOSIS SYSTEM CHECK DLC3 (a) Check the DLC3. Click here FUNCTION OF WARNING INDICATOR AND MESSAGE (a) If the lane departure alert system is not functioning properly, the driver is warned by the lane departure alert indicator and multi-information display warning message on the combination meter assembly.
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Toyota Tundra Service Manual > Cruise Control System: How To Proceed With Troubleshooting
CAUTION / NOTICE / HINT HINT: Perform the following procedure to troubleshoot the cruise control system. *: Use the Techstream. PROCEDURE 1. VEHICLE BROUGHT TO WORKSHOP NEXT 2. INSPECT BATTERY VOLTAGE (a) Measure the battery voltage. Standard Voltage: 11 to 14 V If the voltage is below 11 V, replace ...