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.

1997 Mazda B4000 BaseFACTORY OEM SERVICE PROCEDURE

Throttle Position Sensor

THROTTLE POSITION (TP) SENSOR VOLTAGE

Throttle Valve Position (Degrees) ⁽¹⁾

⁽²⁾ PID Voltage

.50

.97

1.44

1.90

2.37

2.84

3.31

3.78

4.24

⁽¹⁾	TP sensor is not adjustable.

⁽²⁾	Check sensor voltage using New Generation Star (49 T088 0A0) scan tool connected to Data Link Connector (DLC) 2. DLC is located under left side of instrument panel, right of steering column.

Factory Service Tools

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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.