Chery T21 2014 Service Manual page 1364

31 - AIR CONDITIONING
DTC Code
AC Evaporator
Temperature Sensor
B2127
Short to Ground or
Open
CAUTION
31  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 evaporator temperature sensor
connector K-005.
d. Check if wire harnesses are worn, pierced, pinched or partially broken.
e. Look for broken, bent, protruded or corroded terminals.
f. Check if related connector pins are in good condition.
Repair or replace A/C wire harness and
NG
connector
2
Check evaporator temperature sensor
a. Remove the evaporator temperature sensor.
b. Install the new evaporator temperature sensor to vehicle.
c. Use X-431 3G diagnostic tester to check if DTCs are still output.
Replace evaporator temperature sensor
NO
38
31–
DTC Detection
DTC Definition
Ignition switch ON
Condition
 Evaporator temperature sensor
 Wire harness and connector
 HVAC control panel
Chery Automobile Co., Ltd.
Possible Cause
OK
YES