Expansion Valve
WARNING: This page is about a different car, the 2001 Suzuki Vitara, 2001 Suzuki Grand Vitara, 2000 Suzuki Vitara, and 2000 Suzuki Grand Vitara. However, it is still accessible from the selected car via links, so may be relevant.
- Connect manifold gauge set to compressor. Run engine at fast idle with A/C on. Observe and record high and low pressure gauge readings.
- If low pressure reading is less than specification, check expansion valve and receiver-drier. If high pressure reading is more than specification, tighten remote bulb holder or replace expansion valve. See EVAPORATOR, EXPANSION VALVE & THERMISTOR and/or RECEIVER-DRIER under REMOVAL & INSTALLATION.
EXPANSION VALVE PRESSURES
| Year Model | High Side psi (kg/cm2 ) | High Side psi (kg/cm2 ) |
|---|---|---|
| 2000 | 21.3-35.5 (1.5-2.5) | 200-227 (14.1-16.0) |
| 2001 | 33-50 (2.3-3.5) | 200-249 (14.1-17.5) |