Worrry about the F/pressure later. Test the throttle position and MAP sensor by following the book procedures.
RAV4 TPS checks
(1)Fully Closed VTA & E 2200-5700 ohms
Fully Open VTA & E 22000-10,200ohms
VC & E 22500-5900ohms
(1)Apply vacuum to throttle opener before checking TP sensor.
In the book find the illustration of the throttle opener and do below.
THROTTLE OPENER ADJUSTMENT
Start engine and warm engine to normal operating temperature. Ensure idle speed is within specification.
See 4-CYLINDER IDLE SPEED under IDLE SPEED & MIXTURE.
With engine idling, disconnect and plug vacuum hose at throttle opener. Increase engine speed to 2500 RPM. Release throttle and note engine speed.
Engine speed should be 1300-1500 RPM with electric cooling fan off.
If engine speed is not within specification, loosen lock nut (if equipped) and rotate throttle opener adjusting screw until correct engine speed is obtained. Tighten lock nut (if equipped). Reinstall vacuum hose on throttle opener.
You might have a dead spot on the TPS or a problem with the MAP sensor
Do you have any OBD2 code/s
Friday, July 27th, 2007 AT 6:32 AM