Chery T21 2014 Service Manual page 285

7
Check installation of camshaft position sensor
a. Remove camshaft position sensor.
b. Check and clean camshaft position sensor and installation area, and check for damage, foreign matter and
excessive movement, etc. that cause signal incorrectness.
Clean installation area or replace
NG
camshaft position sensor
8
Check camshaft gear ring
a. Check camshaft gear ring for damage and foreign matter (such as debris), etc. that cause signal
incorrectness.
Clear off debris and clean camshaft gear
NG
ring or replace camshaft
9
Install a normal camshaft position sensor and observe signal waveform
a. Install a normal camshaft position sensor.
b. Connect camshaft position sensor connector.
c. Turn ignition switch to ON, start the engine and observe the signal waveform of camshaft position sensor
with an oscilloscope.
Replace camshaft position sensor
OK
10
Check for DTCs
a. Use X-431 3G diagnostic tester to read the ECM DTC.
b. Refer to "DTC Confirmation Procedure".
c. Check if DTC P0341-00 or P0346-00 still exists.
Replace ECM
NG
System is operating normally.
Reassemble vehicle and perform a road test to confirm that malfunction reported by customer has
been repaired.
Chery Automobile Co., Ltd.
06 - SQR484F ENGINE MANAGEMENT SYSTEM
OK
06
OK
NG
OK
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