Mazda 6 Service Manual: No.8 engine runs rough/rolling idle

No.7 slow return to idle

No.9 fast idle/runs on

Other materials:

Mazda 6 Service Manual: Variable valve timing actuator inspection
L3 Caution Variable valve timing actuator can not be disassembled it is a precision unit. 1. Disconnect the negative battery cable. 2. Remove the plug hole plate. 3. Remove the high-tension lead. 4. Remove the oil control valve connector. 5. Remove the ventilation hose. 6. Remove the ...

Mazda 6 Service Manual: Variable air duct (vad) shutter valve inspection (l3)
1. Remove the air cleaner case. (See INTAKE-AIR SYSTEM REMOVAL/INSTALLATION.) 2. Disconnect the vacuum hose from the VAD shutter valve actuator. 3. Connect a vacuum pump to the VAD shutter valve actuator. 4. Apply vacuum and verify that the rod moves. If the rod dose not move, replace the a ...