Mazda 121 Workshop Manual page 264

AIR BYPASS CONTBOL SYSTEM
FAST IDLE CAM
SYSTEM OPERATION
1. Warm up the engine to normal operating temperalure
2. Verity that the thermowax unit rod e)dends outward tully and
that the cam separates from the roller.
3. lf lhe electric cooling lan is operating, wait until it stops.
4. Verify that the engine is idling smoothl,
soLENoto
vALvEO
\
/ry
5. Verifu thatclick is heard from the ail bypass solenoid valve
@ when turning the following electficalload ON and OFF
Electrical load
. Blower fan
. Headlight
. Rear window detroster
6. Verity that click is from the air bypass solenoid valve @
when the enoine stans.
7. Turn the ignition switch, blower switch, and AJC switch ON.
8. Rotate the throttle link by hand.
L Verirythatclick is heard from the air bypass solenoid valve
@.
F-108