Throttle Body - Mazda MX-5 1990 Workshop Manual

F
F-94
I.
INTAKE AIR SYSTEM
05UOFX-108
05UOFX-110
05UOFX-111
THROTTLE BODY
Caution
• Obtain the code number and deactivate the audio
anti-theft system before disconnecting the battery.
(Refer to page T -113.)
Removal
1. Remove the negative battery terminal.
2. Remove the air pipe.
3. Remove the accelerator cable from the throttle lever.
Note
• Before disconnecting the water hoses, drain the en-
gine coolant.
4. Disconnect the water hoses.
5. Disconnect the connectors for the ISC valve and the throt-
tle sensor.
6. Remove the throttle body.
Inspection
1. Verify that the throttle valve is fully closed.
2. Verify that the throttle valve moves smoothly when the throttle
lever is moved from fully closed to fully open.
3. Replace the throttle body if necessary.
Caution
• Do not remove the thin seal coating from the throt-
tle valve or bore.
Installation
Install in the reverse order of removal.
Note
• Use a new mounting gasket.
Tightening torque:
19-25 N·m (1.9-2.6 m-kg, 14-19 ft-Ib)
-,