Mazdaspeed6 L4-2.3L Turbo (2006)
Throttle Position Sensor: Testing and Inspection
THROTTLE POSITION (TP) SENSOR INSPECTION [L3 WITH TC]
NOTE: Perform the following inspection only when directed.
Voltage Inspection
1. Verify that no DTC related to APP sensor has been detected.
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If any DTCs related to APP sensor have been detected, perform the DTC inspection. See: Computers and Control Systems/Testing and
Inspection/Diagnostic Trouble Code Descriptions
2. Start the engine and warm it up (ECT: more than 80 degree C {176 degree F}).
3 Turn the ignition switch to the ON position (Engine off).
4. Verify that the PCM terminal 3J and 3M change smoothly while throttle valve is gradually opened.
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If as verified, go to next step.
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If not as verified, perform the "Circuit Open/Short Inspection".
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If there is no open or short circuit, replace the throttle body.
5. Verify that the PCM terminal 3J and 3M voltages are as shown in the following table.
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If voltage is not as following table, perform the "Circuit Open/Short Inspection".
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If there is no open or short circuit, replace the throttle body.
TP sensor output voltage
Circuit Open/Short Inspection
1. Disconnect the PCM connector.
