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 “c41” (p2505): ecm power input signal
malfunction
Detected condition and possible cause
Detected condition
Possible cause
C41/P2505
No voltage is applied to the ecm.
Lead wire/coupler connection of ecm terminal to fuel
fuse.
Fuel fuse.
Wiring diagram
Troubleshooting
C ...
Starter motor components
O-ring
Housing end (inside)
O-ring
Starter motor case
Armature
Housing end (outside)
10
N·m (1.0 Kgf-m, 7.0 Lbf-ft)
4 N·m (0.4
Kgf-m, 3.0 Lbf-ft)
5 N·m (0.5
Kgf-m, 3.5 Lbf-ft)
Apply grease to sliding
surface
Apply moly ...
Drive chain cleaning and lubricating
Clean and lubricate drive chain
every 1 000 km (600 miles)
Clean and lubricate the drive chain in the following
procedures:
clean the drive chain with kerosine. If the drive chain
tends to rust quickly, the intervals must be
shortened.
Caution
do not use trichloroethyle ...