DESCRIPTION When the tire pressure warning reset switch is turned on and off 3 times within 3 seconds (pressed → released → pressed → released → pressed → released), the tire pressure warning ECU and receiver switches to ID registration mode according to the automatic ID registration function. When the system enters ID registration mode, the tire pressure warning light blinks 3 times as an answer back function. The main body ECU (multiplex network body ECU) receives signals from the combination meter assembly via the CAN communication line. WIRING DIAGRAM Click here PROCEDURE
(a) Perform the test mode inspection and check for the tire pressure warning reset switch check item (DTC C2198/98). Click here
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Toyota Tundra Service Manual > Touch Select 2-4 And High-low System: 4WD Control Switch Circuit
WIRING DIAGRAM PROCEDURE 1. CONFIRM PROBLEM SYMPTOM (a) Confirm the problem symptoms. Result Result Proceed to The 4HI and 4LO indicator lights are not illuminated A The 4HI indicator light is illuminated and the 4LO indicator light is not illuminated B The 4HI indicator light is not illuminated and ...
