Mazda CX-5 Service & Repair Manual: Electric Variable Valve Timing Actuator Inspection
WARNING:
-
A hot engine can cause severe burns. Turn off the engine and wait until it is cool before servicing.
CAUTION:
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Do not disassemble the electric variable valve timing actuator because it is a precision unit.
1. Disconnect the negative battery cable..
2. Remove the plug hole plate..
3. Remove the electric variable valve timing motor/driver..
4. Rotate the eccentric shaft of the electric variable valve timing actuator by hand and verify that it rotates smoothly.
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If it does not rotate smoothly, replace the electric variable valve timing actuator..
NOTE:
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Hook a finger onto the joint groove of the eccentric shaft to rotate the shaft easily.
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The eccentric shaft stops rotating at the maximum retard position when it is rotated counterclockwise as viewed from the front, and at the maximum advance position when rotated clockwise.
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The eccentric shaft rotates 15.8 turns from the maximum retard position to the maximum advance position.
5. Install in the reverse order of removal.
Compression Inspection
WARNING:
Hot engines and oil can cause severe burns. Be careful not to burn yourself
during removal/installation of each component.
Fuel vapor is hazardous. It can very easily ignit ...
Electric Variable Valve Timing Actuator
Purpose, Function
The electric variable valve timing actuator changes the phases of the intake
camshaft relative to the crankshaft. As a result, the open/close period of the
intake valve ...
Other materials:
Procedure [Plastic Body Parts]
Repair of polypropylene bumpers having damage that has reached the surface of
the polypropylene and are too serious to be restored by painting only.
1. Cut the rough edges around the damage with a knife to make it smooth. Sand
the area with a sander to make an angle of about 45°.
2. ...
Camshaft Position (CMP) Sensor
Purpose/Function
Detects the camshaft speed as basic information for mainly determining the
fuel injection timing and ignition timing.
Detects the camshaft speed and inputs it to the PCM as a CMP signal.
Construction
Intake CMP sensor
Installed on the cylinder head.
...
Inspection Of SST (Deployment Tool) [Standard Deployment Control System]
1. Before using the SST (49 H066 002), inspect its operation.
Inspection Procedure
1. Follow the steps below to inspect the SST (49 H066 002).
If not as indicated in the table, replace the SST (49 H066 002) because
it has a malfunction.
WARNING:
Do not use a malfu ...
