Corolla S Sedan L4-1.8L (1ZZ-FE) (2002)
Idle Speed: Testing and Inspection
INSPECTION
1. INITIAL CONDITIONS
a. Engine at normal operating temperature
b. Air cleaner installed
c. All pipes and hoses of air induction system connected
d. All vacuum lines properly connected
e. SFI system wiring connectors fully plugged
f.
All operating accessories switched OFF
g. Ignition timing check correctly
h. Transmission in neutral position
i.
A/C switched OFF
2. CONNECT TOYOTA HAND-HELD TESTER OR OBD II SCAN TOOL
3. INSPECT IDLE SPEED
a. Race the engine at 2,500 rpm for APPROXIMATELY 90 seconds.
b. Check the idle speed.
Idle speed (w/ Cooling fan OFF): 700 ± 50 rpm
If the idle speed is not as specified, check the IAC valve and air intake system.
4. DISCONNECT TOYOTA HAND-HELD TESTER OR OBD II SCAN TOOL