Toyota 3S-GE Repair Manual page 55

EG-41
ENGINE — ENGINE MECHANICAL
2,500 mm 90 Seconds
Tachometer
ECO137 EM8144
202873
/oi
ORPM
Tachometer
P0246} 102977
EflOl0>0\
DLE SPEED INSPECTION
1. INITIAL CONDITIONS
Engine at normal operating temperature
Air cleaner installed
All pipes and hoses of air induction system connected
All accessories switched OFF
All vacuum lines properly connected
EFI system wiring connectors fully plugged
Ignition timing set correctly
Transmission in neutral position
2. CONNECT TACHOMETER
(See step 2 on page EG—39)
L ? j 1 § 3 1 T § E § l ; 5 L
3. INSPECT IDLE SPEED
(a) Race the engine speed at 2,500 rpm for approx. 90
seconds. I
(b) Check the idle speed.
Idle speed:
ST202
w/ Daytime running light system
750 i 50 rpm
w/o Daytime running light system
700 i 50 rpm
SW20
w/ Daytime running light system
850 i" 50 rpm
w/o Daytime running light system
750 i" 50 rpm
If the idle speed is not as specified, check the ISC
valve.
4. DISCONNECT TACHOMETER