Toyota Tundra Service Manual: Parking Brake Switch

On-vehicle Inspection

ON-VEHICLE INSPECTION

PROCEDURE

1. REMOVE PARKING BRAKE SWITCH ASSEMBLY

2. CHECK PARKING BRAKE SWITCH ASSEMBLY

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

Standard resistance:

Tester Connection	Switch Condition	Specified Condition
1 - Switch body ground	Parking brake switch ON (Switch pin released)	Below 1 Ω
1 - Switch body ground	Parking brake switch OFF (Switch pin pushed in)	10 kΩ or higher

If the result is not as specified, replace the parking brake switch assembly.

3. INSTALL PARKING BRAKE SWITCH ASSEMBLY

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Toyota Tundra Owners Manual