| Inspection |
Check the brake fluid level in the brake fluid reservoir. The level should be between “MIN” and “MAX” marks on the side of the reservoir.

Use only hydraulic brake fluid conforming to DOT 4 specification.
Check the brake system for any leakage if the fluid level is extremely low (lower than MIN).
Repair procedures Inspection Visually check for proper installation, chafing, cracks, deterioration and any leakage. Replace any deteriorated or damaged parts immediately.
Schematic diagrams Connector and Terminal Function Pin Function 1 Ground (-) 2 Parking 3 Power (+) 4 Low 5 High Repair procedures Remova
Description and operation Description The A/C Pressure Transducer (APT) converts the pressure value of high pressure line into voltage value after measuring it. By converted voltage value, engine ECU controls the cooling fan by operating it high speed or low speed.