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.

2008 Scion tC Base, AutomaticFACTORY OEM SERVICE PROCEDURE

Camshaft Position Sensor: Inspection

INSPECT CAMSHAFT POSITION SENSOR

Measure the resistance of the sensor.

Standard resistance

RESISTANCE SPECIFIED CONDITIONS

Tester Connection	Specified Condition
1 (G+) - 2 (G-)	835 to 1,400 Ω at cold
1(G+) -2 (G-)	1,060 to 1,645 Ω at hot

Fig 1: Identifying Resistance Between Camshaft Position Sensor Terminals

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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.

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