Toyota Tundra Service Manual: Inspection

INSPECTION

PROCEDURE

1. INSPECT COOLER COMPRESSOR ASSEMBLY

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

Standard Resistance:

Tester Connection

Condition

Specified Condition

1 (SSR+) - 2 (SSR-)

20°C (68°F)

65 to 125 Ω

Text in Illustration

*a

Component without harness connected

(Magnet Clutch Assembly)

If the resistance is not as specified, replace the cooler compressor assembly.

2. INSPECT MAGNET CLUTCH ASSEMBLY

(a) Confirm that the magnet clutch hub and magnet clutch rotor lock when the battery positive lead is connected to terminal 3 of the magnet clutch, and the negative lead is connected to the ground wire.

Text in Illustration

*1

Battery

*2

Magnet Clutch Rotor

*3

Magnet Clutch Hub

*a

Component without harness connected

(Magnet Clutch Assembly)

If the operation is not as specified, replace the magnet clutch assembly.

    Disassembly

    Installation

    See More:

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    DESCRIPTION There may be a short circuit between one of the CAN bus lines and GND when there is no resistance between terminal 15 (CA5H) of the central gateway ECU (network gateway ECU) and terminal 4 (CG) of the DLC3, or terminal 16 (CA5L) of the central gateway ECU (network gateway ECU) and termin ...

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