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 playFront wheel components
Front axle
Brake disc bolt
Brake disc
Dust seal
Bearing
Spacer
Air valve
Front wheel
Wheel balancer
Front tire
Collar
Front axle bolt
18 N·m (1.8 Kgf-m,
13.0 Lbf-ft)
100 N·m
(10.0 Kgf-m, 72.5 Lbf-ft)
Apply ...
DTC “c23” (p1651-h/l): to sensor circuit
malfunction
Detected condition and possible cause
Detected condition
Possible cause
C23
The sensor voltage should be the
following for 2 sec. And more, after ignition
switch is turned on.
0.2 V ≤ Sensor voltage < 4.8 V
To sensor circuit open or shor ...
Self-diagnosis function
The self-diagnosis function is incorporated in the ecm. The function has two
modes, “user mode” and “dealer mode”.
The user can only be notified by the lcd (display) panel and led (fi indicator
light). To check the function of the
individual fi system devices, the dealer mode is provided. In ...