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9
4. Install the gasket, tailpipe, and retainer and
align the bolt holes.
5. Install the bolts and tighten them to the spec-
ified torque.
6. Install the tailpipe cover and align the bolt
holes.
7. Install the bolts and tighten them to the spec-
ified torque.
EBU26813
Adjusting the engine idling speed
The engine idling speed must be checked and, if
necessary, adjusted as follows at the intervals
specified in the periodic maintenance chart.
TIP
A diagnostic tachometer is needed to make this
adjustment.
1. Start the engine and warm it up.
2. Attach the tachometer to the spark plug lead.
3. Check the engine idling speed and, if neces-
sary, adjust it to specification by turning the
idle adjusting screw. To increase the engine
idling speed, turn the idle adjusting screw in
direction (a), and to decrease it, turn the
screw in direction (b).
1. Tailpipe
2. Spark arrester
Tightening torque:
Retainer bolt:
10 N·m (1.0 kgf·m, 7.4 lb·ft)
1
2
Tightening torque:
Tailpipe cover bolt:
8 N·m (0.8 kgf·m, 5.9 lb·ft)
UBCX12E0.book Page 27 Friday, November 5, 2021 11:45 AM