L3
Caution
Note
1. Follow the timing chain removal/installation procedure from 1 to 13 and remove the timing chain. (See TIMING CHAIN REMOVAL/INSTALLATION.)
2. Remove in the order indicated in the table.
3. Install in the reverse order of removal.


Variable Valve Timing Actuator Removal Note
1. Set a wrench or equivalent tool at the hexagonal part of the camshaft to prevent rotation.
2. Loosen the variable valve timing actuator tightening bolts.
Variable Valve Timing Actuator Installation Note
1. Set a wrench or equivalent tool at the hexagonal part of the camshaft to prevent rotation.
2. Tighten variable valve timing actuator tightening bolts.
Tightening torque 69-75N·m {7.10-7.6 kgf·m, 50.9-55.3 ft·lbf}
Variable valve timing actuator inspectionMazda 6 Service Manual: Air intake actuator inspection
1. Connect battery positive voltage to terminal D or F and ground to terminal
F or D of the air intake actuator.
2. Verify that the air intake actuator operates as shown below.
If not as specified, replace the air intake actuator.
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Mazda 6 Service Manual: Immobilizer system reprogram procedure
Note
When an error occurs during the reprogram procedures, except when
the PCM is replaced, repeat the procedure from Step 1. If you still cannot
reprogram, confirm how many keys can start the engine. Then, perform the key
replacement or addition reprogram procedure according to the val ...