Stp Sensor Adjustment - Suzuki TU250X Service Manual

5-18 FUEL SYSTEM AND THROTTLE BODY

STP SENSOR ADJUSTMENT

If the STP sensor adjustment is necessary, measure the sensor
output voltage and adjust the STP sensor position as follows:
• Lift up the fuel tank by removing the fuel tank mounting bolt.
(5-3)
• Disconnect the STVA lead wire coupler 1.
• Set the STV to fully closed position by turning the fast idle
cam 2.
• Insert the needle-point probes to the STP sensor coupler.
• Turn the ignition switch ON and measure the STP sensor out-
put voltage.
 STP sensor output voltage
ST valve is fully closed: Approx. 0.5 V (+ Y – - B)
 09900-25008: Multi circuit tester set
09900-25009: Needle-point probe set
 Tester knob indication: Voltage ()
• Loosen the STP sensor mounting screw.
• Adjust the STP sensor until the output voltage comes within
the specified value and tighten the STP sensor mounting
screw.
 STP sensor mounting screw: 3.5 N·m (0.35 kgf-m, 2.5 lbf-ft)
 09930-11950: Torx wrench (5 mm)
V