Testing and Inspection of Throttle Position Sensor for 626 LX L4-20L DOHC
Throttle Position Sensor: Adjustments
CAUTION:
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The throttle position sensor is adjusted at the factory before shipment. Unnecessary adjustment will negatively effect the engine performance.
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Adjusting the throttle position sensor by using the throttle adjusting screw(TAS) will negatively effect the engine performance.
1. Verify that the throttle valve is at the closed throttle position.
2. Disconnect the throttle position sensor connector.
3. Turn the ignition switch to ON.
4. Measure the voltage at harness side connector terminal A by using a voltmeter and record it.
Specification: 4.5 - 5.5 V
5. Turn the ignition switch to OFF.
6. Connect the throttle position sensor connector.
7. Loosen the attaching screws.
USING THE SST 104 PIN BREAKOUT BOX
Check in the following order:
1. Disconnect the PCM connector.
2. Connect the SST (104 Pin Breakout Box) to the PCM as shown.
3. Tighten the connector bolt.
Tightening torque:
7.9 - 10.7 Nm {80 - 100 kg.cm, 69.5 - 95.4 in.lb.)
4. Verify that the throttle valve is at the closed throttle position.
5. Turn the ignition switch to ON.
