Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSTOYOTA2009YARIS S, 4D HATCHBACKREPAIR AND DIAGNOSIS (SINGLE PAGE)GENERAL INFORMATIONOEM GENERAL INFORMATIONSERVICE SPECIFICATIONSAIR CONDITIONING SYSTEMSERVICE DATA
2009 Toyota Yaris S, 4D Hatchback
Service Data
2009 Toyota Yaris S, 4D HatchbackSECTION Service Data
SERVICE DATA SPECIFICATIONS - AIR CONDITIONING
| Refrigerant charge volume | 330 to 390 g (11.64 to 13.76 oz.) |
| PTC heater assembly | 1 - 2 : Below 1 Ω 2 - 3: Below 1 Ω 1 - 3: Below 1 Ω |
| Blower resistor | 1 - 4 : 3.12 to 3.60 Ω 3 - 4: 1.45 to 1.67 Ω 2 - 4 : 0.52 to 0.60 Ω |
| Compressor and pulley | 10.1 to 11.1 Ω at 25°C (77°F) |
| Heater blower motor relay | 3 - 4: Below 1 Ω 3 - 4 :10 kΩ or higher (Apply battery voltage to terminals 1 and 2) 3 - 5: 10 kΩ or higher 3 - 5 : Below 1 Ω(Apply battery voltage to terminals 1 and 2) |
| PTC heater relay | 3 - 5: 10 kΩ or higher 3 - 5 : Below 1 Ω (Apply battery voltage to terminals 1 and 2) |
for Manual transaxle
SERVICE DATA SPECIFICATIONS - AIR CONDITIONING (FOR MANUAL TRANSAXLE)
| Idling speed Switch A/C OFF |
550 to 650 rpm |
| Idling speed Switch A/C ON (A/C Lo → Hi) |
700 → 850 rpm |
for Automatic transaxle
SERVICE DATA SPECIFICATIONS - AIR CONDITIONING (FOR AUTOMATIC TRANSAXLE)
| Idling speed Switch A/C OFF |
650 to 750 rpm |
| Idling speed Switch A/C ON (A/C Lo → Hi) |
700 → 850 rpm |
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:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.