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 BASE, 4D SEDAN, AUTOMATICREPAIR AND DIAGNOSIS (SINGLE PAGE)GENERAL INFORMATIONOEM GENERAL INFORMATIONSERVICE SPECIFICATIONS1NZ-FE ENGINE CONTROL SYSTEMSERVICE DATA
2009 Toyota Yaris Base, 4D Sedan, Automatic
Service Data
2009 Toyota Yaris Base, 4D Sedan, AutomaticSECTION Service Data
SERVICE DATA SPECIFICATIONS - 1NZ-FE ENGINE CONTROL SYSTEM
| Camshaft timing oil control valve assembly | Standard resistance | 6.9 to 7.9 Ω at 20°C (68°F) |
| Camshaft position sensor | Standard resistance | 1,630 to 2,740 flat cold 2,065 to 3,225 Ω at hot |
| Crankshaft position sensor | Standard resistance | 985 to 1,600 Ω at cold 1,265 to 1,890 Ω at hot |
| Engine coolant temperature sensor | Standard resistance | 2.32 to 2.59 kΩ Approximately 20°C (68°F) 0.310 to 0.326 kΩ Approximately 80°C (176°F) |
| Throttle with motor body assembly | Standard resistance 1 (M-) - 2 (M+) | 0.3 to 100 Ω at 20°C (68°F) |
| EFI (20A) fuse | Standard resistance 1-2 | Below 1 Ω |
| Knock sensor | Standard resistance | 120 to 280 kΩ at 20°C (68°F) |
| Integration relay | A1 -C1 | Below 1 Ω |
| A1 - A4 | 10 kΩ or higher | |
| A4-C1 | 10 kΩ or higher | |
| A1 - A4 | Below 1 Ω (Apply battery voltage between terminals A2 and A3) | |
| A4-C1 | Below 1 Ω (Apply battery voltage between terminals A2 and A3) | |
| Accelerator pedal position No. 1 standard voltage | Standard resistance Accelerator pedal released Accelerator pedal depressed |
0.5 to 1.1 V 2.6 to 4.5 V |
| Accelerator pedal position No. 2 standard voltage | Standard resistance Accelerator pedal released Accelerator pedal depressed |
1.2 to 2.0 V 3.4 to 5.0 V |
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.