Chery T21 2014 Service Manual page 406

06 - SQR484F ENGINE MANAGEMENT SYSTEM
ON-VEHICLE SERVICE
Intake/Exhaust VVT Control Valve
Description
There are two VVT control valves, which are located on intake side and exhaust side respectively.
Operation
ECM controls the VVT control valve depending on the engine condition, changes the flowing direction of oil in
the phasers to advance or retard intake/exhaust camshaft, thus changing the timing of intake valve and
exhaust valve.
Removal
06
Use the same procedures of removal for exhaust VVT control valve and intake VVT control valve. The
procedures listed below are for the intake VVT control valve.
1. Turn off all electrical equipment and ignition switch.
2. Disconnect negative battery cable.
3. Remove engine trim cover.
4. Remove intake VVT control valve.
a. Disconnect intake VVT control valve connector.
b. Remove intake VVT control valve fixing bolt and
intake VVT control valve.
(Tightening torque: 8 ± 2 N·m)
Installation
Installation is in the reverse order of removal.
242
06–
Chery Automobile Co., Ltd.
SQR484F ENGINE MANAGEMENT SYSTEM
RT21070520
RT21060310