DTC “c11” (p0340): cmp sensor circuit
malfunction
Detected condition and possible cause
Detected condition
Possible cause
The signal does not reach ecm for 3 sec. Or more, after
receiving the starter signal.
Cmp sensor circuit open or short.
Cmp sensor malfunction.
Ecm malfunction.
...
Valve seat repair
The valve seats (1) for both the intake and exhaust
valves are machined to three different angles. The seat
contact surface is cut at 45°.
Intake valve
Exhaust valve
Caution
the valve seat contact area must be
inspected after e ...
Oil pressure regulator / oil strainer
inspection
Refer to “oil pan / oil pressure regulator / oil strainer removal and
installation” .
Oil pressure regulator
Inspect the operation of the oil pressure regulator by
pushing the piston with a proper bar.
If the piston does not operate smoothly, replace the oil
pressure regulator with a new on ...