Compressor HVAC: Testing and Inspection

2011 Toyota FJ Cruiser 2WD V6-4.0L (1GR-FE)SECTION Testing and Inspection




AIR CONDITIONING: COMPRESSOR: INSPECTION

1. INSPECT MAGNET CLUTCH ASSEMBLY





(a) Check the magnet clutch operation.

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

Text in Illustration





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

(b) Measure the resistance.

(c) Measure the resistance between terminals 1 and 2.

Standard resistance:

165 to 205 Ohms at 25°C (77°F)

If the resistance is not as specified, replace the cooler compressor assembly.
RENDER: 1.0x

NO RELATED

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • β€’ You smell fuel, burning insulation, or see smoke.
  • β€’ Brakes feel soft, pull hard to one side, or make grinding noises.
  • β€’ The engine overheats, stalls repeatedly, or misfires under load.
  • β€’ You are missing required tools, torque specs, or safe lifting equipment.
  • β€’ You are not confident in the next step or safety outcome.