Vtec Solenoid Valve Inspection (Bf90D/Bf100A Only); Iac Valve Inspection; Iat Sensor Inspection - TOHATSU BFT75A Service Manual

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VTEC SOLENOID VALVE INSPECTION
(BF90D/BF100A ONLY)
Remove the following:
– Engine cover
– L. engine under cover (page 6-5).
Disconnect the VTEC solenoid valve 1P connector [1].
Measure the resistance between the VTEC solenoid
valve 1P connector terminal and body ground.
Resistance: 14 - 16 Ω
If the resistance is not as specified, replace the VTEC
solenoid valve.

IAC VALVE INSPECTION

Turn the combination switch OFF and disconnect the
IAC valve 2P connector.
Measure the resistance between the IAC valve side
No.1 terminal and No.2 terminal of the IAC valve 2P
connector [1].
Resistance: 10 - 13 Ω
If the resistance is not as specified, replace the IAC
valve.

IAT SENSOR INSPECTION

Turn the combination switch OFF and disconnect the
IAT sensor 2P connector.
Measure the resistance between the IAT sensor side
No.1 terminal and No.2 terminal of the IAT sensor 2P
connector [1].
Resistance: 1.0 - 1.3 kΩ (40 °C/104 °F)
If the resistance is not as specified, replace the IAT
sensor.
FUEL SYSTEM
[1]
[1]
[1]
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