Component locationDTC “c40” (p0505 / p0506 / p0507): isc
valve circuit malfunction
Detected condition and possible cause
Detected condition
Possible cause
C40/P0505
The circuit voltage of motor drive is
unusual.
Isc valve circuit open or shorted to ground.
Air passage clogged.
Isc valve is fixed.
Isc valve prese ...
Rear brake master cylinder assembly removal and installation
Refer to “rear brake hose routing diagram” (page 4a-
2).
Removal
Remove the right side frame cover. Refer to “exterior parts removal and
installation” in section 9d .
Remove the rear brake fluid reservoir mounting bolt
(1).
Drain brake fluid. Refer to “brake fluid replac ...
Brake fluid
Check the brake fluid level in both front and rear brake fluid reservoirs. If
the level in either reservoir is below the lower mark, inspect for brake pad
wear and leaks.
Warning
Brake fluid is harmful or fatal if
swallowed, and harmful if it
comes in contact with skin or
...