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 MANUALSCHEVROLET1999METRO L4-079 1.3L VIN 2 MFIREPAIR AND DIAGNOSISPOWERTRAIN MANAGEMENTCOMPUTERS AND CONTROL SYSTEMSTESTING AND INSPECTIONSCAN TOOL TESTING AND PROCEDURESSCAN TOOL DATA DEFINITIONS - POWERTRAIN SYSTEMSTP ANGLE
1999 Chevrolet Metro L4-079 1.3L VIN 2 MFI
TP Angle
1999 Chevrolet Metro L4-079 1.3L VIN 2 MFISECTION TP Angle
The scan tool displays 0-100%. The TP Angle parameter displays the amount of throttle opening as a percentage. The TP Angle display is near 13% when the throttle is closed (normal idle) and the TP Angle display is near 100% when the throttle is wide open.
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.