Toyota Tundra Service Manual: Inspection

Toyota Tundra Service Manual / Vehicle Interior / Lighting / Cargo Light Switch / Inspection

INSPECTION

PROCEDURE

1. INSPECT DECK LIGHT SWITCH ASSEMBLY

(a) Check the resistance.

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

Standard Resistance:

Tester Connection	Switch Condition	Specified Condition
5 (CCTY) - 9 (CGON)	Cargo light switch ON	Below 1 Ω
	Cargo light switch DOOR	Below 1 Ω
	Cargo light switch OFF	10 kΩ or higher
10 (CGLP) - 7 (E)	Cargo light switch ON	Below 1 Ω
	Cargo light switch DOOR	10 kΩ or higher
	Cargo light switch OFF	10 kΩ or higher

If the result is not as specified, replace the deck light switch assembly.

Text in Illustration

*a	Component without harness connected (Deck Light Switch Assembly)

(b) Check the illumination.

(1) Apply battery voltage to the connector and check the illumination condition.

OK:

Measurement Condition

Specified Condition

Battery positive (+) → Terminal 1 (ILL+)

Battery negative (-) → Terminal 4 (ILL-)

Illuminates

If the result is not as specified, replace the deck light switch assembly.

Text in Illustration

*a	Component without harness connected (Deck Light Switch Assembly)

See More:

Toyota Tundra Service Manual > Touch Select 2-4 And High-low System: Fail-safe Chart
FAIL-SAFE CHART TOUCH SELECT 2-4 AND HIGH-LOW SYSTEM DTC NO. Fail-safe Operation Fail-safe Deactivation Condition U0100 Prohibits switching to 4L or switching from 4L for all shift positions CAN communication signal from ECM is received U0122 Prohibits all switching except from 4H to 2WD CAN communi ...

Toyota Tundra Service Manual: Inspection

Components

Installation

See More:

Toyota Tundra Owners Manual

Toyota Tundra Service Manual