Previa Van DX 4WD L4-2438cc 2.4L DOHC SC MFI (1997)
° F) and "Hot" is from 50° C (122° F) to 100° C (212° F).
(a) Disconnect the IAC valve connector.
(b) Using an ohmmeter, measure the resistance between terminal +B and other terminals (RSC, RSO).
Resistance:
Cold: 17.0 - 24.5 ohms
Hot: 21.5 - 28.5 ohms
If resistance is not as specified, replace the IAC valve.
(c) Reconnect the IAC valve connector.