Chery T21 2014 Service Manual page 1350

31 - AIR CONDITIONING
DTC Code
AC Solar Sensor Short
B2133 to Ground or Open
Circuit (Left Side)
AC Solar Sensor Short
B2134 to Ground or Open
Circuit (Right Side)
31
CAUTION
 When performing electrical equipment diagnosis and test, always refer to the circuit diagram for related
circuit and component information.
Diagnosis Procedure
1
Check wire harness and connector
Use the circuit diagram as a guide to perform the following procedures:
a. Turn ignition switch to LOCK.
b. Disconnect the negative battery cable.
c. Disconnect the HVAC control panel assembly connector K-012 and sun sensor connector I-021.
d. Disconnect the A/C wire harness connector K-007 and instrument panel wire harness connector I-039.
e. Check if wire harnesses are worn, pierced, pinched or partially broken.
f. Look for broken, bent, protruded or corroded terminals.
g. Check if related connector pins are in good condition.
Repair or replace related wire harness and
NG
connector
2
Check sun sensor
a. Remove the sun sensor.
b. Install the new sun sensor to vehicle.
c. Use X-431 3G diagnostic tester to check if DTCs are still output.
Replace sun sensor
NO
24
31–
DTC Detection
DTC Definition
Ignition switch ON
Condition
 Sun sensor
 Wire harness and connector
 HVAC control panel
Chery Automobile Co., Ltd.
Possible Cause
OK
YES