Toyota Tundra Service Manual: Inspection

Toyota Tundra Service Manual / Engine, Hybrid System / 1ur-fe Emission Control / Air Pump / Inspection

INSPECTION

PROCEDURE

1. INSPECT AIR PUMP ASSEMBLY

(a) Check the heater resistance.

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

Standard Resistance:

Tester Connection	Condition	Specified Condition
1 (APH+) - 3 (APHG)	-20°C (-4°F)	4.4 to 20.0 Ω
	-10°C (14°F)	3.9 to 18.0 Ω
	0°C (32°F)	3.5 to 16.0 Ω
	10°C (50°F)	3.2 to 15.0 Ω
	20°C (68°F)	3.0 to 14.0 Ω

Text in Illustration

*a	Component without harness connected (Air Pump Assembly)

If the result is not as specified, replace the air pump assembly.

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INSPECTION PROCEDURE 1. INSPECT REAR AXLE SHAFT (a) Using a dial indicator, measure the rear axle shaft runout and flange runout. Maximum runout: Shaft runout 1.50 mm (0.0591 in.) Flange runout 0.05 mm (0.00197 in.) If the rear axle shaft or flange is damaged or worn, or if the runout is greater tha ...

Toyota Tundra Service Manual: Inspection

Components

Installation

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