| Troubleshooting |

Removal 1. Disconnect the battery sensor connector (A), battery negative terminal (B) and positive terminal (C). 2. Disconnect the vent hose connector (A) from the battery air vent hole.
Description Vehicles have many control units that need large amounts of electricity. These units control their own system based on information from diverse sensors.
Description The compressor is the power unit of the A/C system. It is located on the side of engine block and driven by a V-belt of the engine. The compressor changes low-pressure and low-temperature refrigerant gas into high-pressure and high-temperature refrigerant gas.
Inspection 1. Turn the ignition switch ON. 2. Connect the GDS. 3. Emit intensive light toward the photo sensor using a lamp, and check the output voltage change. 4. The voltage will rise with higher intensive light and fall with lower intensive light.