Vanguard 25E300, Руководство по ремонту

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2. Sub-assemble the throttle body as follows:
a. Insert the two throttle body mounting studs through
the throttle assembly bores. From the air cleaner
side of the throttle body, the SHORT stud mounts
in the LEFT bore and the LONG stud mounts in the
RIGHT bore.
b. On the cylinder head side of the throttle body install
the gasket and spacer stack.
NOTE: Using Figure 49 as a reference, install new gaskets
and the retained spacer in the order and orientation as
shown.
49
c. Install the throttle body sub-assembly onto the
cylinder head.
3. Start by hand the two throttle body mounting studs ( D ,
Figure 48). Tighten to 80 lb-in (9 Nm).
4. Attach the throttle harness cable clip to the mounting
bore on the side of the throttle housing. Press the clip
into the bore until the clip flange is flush with the throttle
body.
5. Connect the throttle body wire harness electrical
connector to the throttle body connector at the bottom of
the throttle housing ( A ).
6. Connect the TMAP wire harness electrical connector to
the TMAP sensor connector at the top of the throttle body
( B ).
7. If equipped, connect the fuel vent hose to the port on the
throttle body ( C ).
TMAP Sensor - Removal
1. See Front Cover Panel - Removal, Air Cleaner Assembly
- Removal .
2. Disconnect the TMAP sensor electrical connector from
the top of the throttle body housing ( A , Figure 50). Pull
out the red lock tab and then depress the release tab
while pulling the connector free.
50
3. Remove the TMAP sensor fastener ( B ).
4. Remove the TMAP sensor from the throttle body
assembly by pulling the sensor vertically out of the
sensor bore.
TMAP Sensor - Installation
1. Make sure the TMAP sensor is clean, dry and free from
debris and contamination.
2. Lubricate the sensor O-ring with clean engine oil.
3. Install the sensor into the throttle body assembly bore.
Rotate to align the sensor mounting hole with the
corresponding threaded hole on the throttle body.
4. Install the sensor fastener by hand ( B , Figure 50).
Tighten to 35 lb-in (4 Nm).
5.
6. Connect the TMAP wire harness electrical connector to
the TMAP sensor connector at the top of the throttle body
( A ).
95
Not for
Reproduction