Adjust the engine idle speed periodically on the engine at normal operating temperature.
To adjust the idle speed:

Engine oil and filter change
Throtile cable playDtc “c32” (p0201), “c33” (p0202), “c34” (p0203) or “c35” (p0204): primary
fuel injector circuit
malfunction
Detected condition and possible cause
Detected condition
Possible cause
Ckp signal is produced but fuel injector signal is
interrupted by 4 times or more continuity
Injector circuit open or short.
Injector malfunction.
Ecm malfunction.
...
Precautions
Precautions for engine cooling system
You can be injured by boiling fluid or steam if you open the
radiator cap when the engine is hot.
After the engine cools, wrap a thick cloth around cap and carefully
remove the cap by turning it a
quarter turn to allow pr ...
Iap sensor removal and installation
Removal
Lift and support the fuel tank. Refer to “fuel tank
removal and installation” in section 1g (page 1g-
9).
Disconnect the coupler (1) and vacuum hose (2).
Remove the iap sensor (3) from the air cleaner box.
Installation
Install the iap sensor in the reverse ord ...