Pickup 2WD L4-2366cc 2.4L SOHC Turbo (22R-TE) (1987)
Auxiliary Air Valve (Idle Speed): Testing and Inspection
ON-VEHICLE CHECK
1. CHECK OPERATION OF AIR VALVE
Check the engine RPM by pinching shut the air hose.
At Low Temp. (Coolant Temperature: below 60°C or a 140°F)
^
When the hose is pinched, the engine rpm should drop.
After warm-up
^
When the hose is pinched, check that the engine rpm does not drop more than 50 rpm.
2. MEASURE RESISTANCE OF AIR VALVE
Using an ohmmeter, measure the heat coil resistance of the air valve.
Resistance (Ep-E1): 39 - 59 ohms
INSPECTION OF AIR VALVE (REMOVED)
CHECK OPENING CONDITION OF AIR VALVE