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 MANUALSMAZDA1999626 ES, 2.5 D, STANDARDREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 194 (ENGINE CONTROL SYSTEM)THROTTLE POSITION (TP) SENSOR INSPECTIONRESISTANCE INSPECTION
1999 Mazda 626 ES, 2.5 D, Standard
Resistance Inspection
1999 Mazda 626 ES, 2.5 D, StandardSECTION Resistance Inspection
WARNING: This page is about a different car, the 2004 Mazda MPV. However, it is still accessible from the selected car via links, so may be relevant.
- Verify that the throttle valve is at CTP.
- Inspect accelerator cable free play. (See ACCELERATOR CABLE INSPECTION .)
- Measure the resistance between TP sensor terminals A and C using an ohmmeter.
- If not as specified, replace the TP sensor.
- If as specified, but PID value or PCM terminal 89 voltage are out of specification, perform Circuit Open/Short Inspection .
Specification
3.2-4.8 kilohms
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.