Toyota Tundra Service Manual: Inspection

INSPECTION

PROCEDURE

1. INSPECT UNLOCK WARNING SWITCH ASSEMBLY

(a) Measure the resistance according to the value(s) in the table below.

Standard resistance:

Tester Connection	Condition	Specified Condition
1 - 2	Switch free (Key removed)	10 kΩ or higher
1 - 2	Switch pushed (Key set)	Below 1 Ω

If the result is not as specified, replace the unlock warning switch assembly.

Text in Illustration

*a	Component without harness connected (Unlock Warning Switch Assembly)

Toyota Tundra Service Manual > Power Tilt And Power Telescopic Steering Column System: Tilt and Telescopic Manual Switch Circuit Malfunction (B2603)
DESCRIPTION Different voltage values are sent to the multiplex tilt and telescopic ECU by operating the tilt and telescopic switch (headlight dimmer switch assembly). The multiplex tilt and telescopic ECU then judges which motor and in which direction that motor should operate based on the voltage v ...

Toyota Tundra Owners Manual