Inspect your spark plugs as described in section 7 and replace them if necessary. Also check all ignition wiring and components to be sure they are not cracked, worn or damaged in any way.
Disassembly
If the disassembly procedure is complex, requiring many parts to be disassembled,
all parts should be disassembled in a way that will not affect their performance
or external appearance.
1.
...
CVVT Oil Temperature Sensor (OTS). Description and Operation
Description
Continuous Variable Valve Timing (CVVT) system advances or
retards the valve timing of the intake and exhaust valve in accordance with
the ECM control signal which is calculated by ...
Installation
Do not reuse the injector retaining clip, O-ring,
backup ring, washer seal or combustion sealring. Once an injector is
removed, the f ...