Toyota 22R-E User Manual

PAIR SYSTEM INSPECTION
1. VISUALLY CHECK HOSES AND TUBES FOR
CRACKS, KINKS, DAMAGE OR LOOSE CONNEC–
TIONS
2. CHECK PAIR SYSTEM WITH COLD ENGINE
(a) The coolant temperature should be below 30 C(86
F).
(b) Disconnect the NO.1 PAIR hose from the air cleaner
case.
(c) Check that a bubbling noise is heard from the N0.1
PAIR hose at idle.
PAIR VALVE INSPECTION
CHECK PAIR VALVE BY BLOWING AIR INTO PIPE
(a) Apply vacuum to the pair valve diaphragm.
(b) Blow air into a pipe and check that the pair valve is
(c) Release the vacuum and check that the pair valve is
closed.
3. CHECK PAIR SYSTEM WITH WARM ENGINE
(a) Warm up the engine to above 40C(104F).
(b) With the engine idling, check that a bubbling noise is
not heard from the NO. 1 hose.
(c) Race the engine and quickly close the throttle valve.
Check that a bubbling noise stops momentarily.
–ENGINE EMISSION CONTROL SYSTEMS
EG1–97

Toyota 22R-E Specifications

General

Displacement	2.4 L (2366 cc)
Fuel System	Electronic Fuel Injection (EFI)
Compression Ratio	9.0:1
Torque	142 lb⋅ft (193 N⋅m) at 3, 400 rpm
Block Material	Cast Iron
Head Material	Aluminum
Engine Type	Inline-4
Bore x Stroke	92 mm x 89 mm (3.62 in x 3.50 in)
Valvetrain	SOHC, 2 valves per cylinder
Power Output	112 hp (84 kW) at 4, 600 rpm