31–
24
31
Diagnosis Procedure
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.
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.
DTC Code
DTC Definition
DTC Detection
Condition
Possible Cause
B2133
AC Solar Sensor Short
to Ground or Open
Circuit (Left Side)
Ignition switch ON
Sun sensor
Wire harness and connector
HVAC control panel
B2134
AC Solar Sensor Short
to Ground or Open
Circuit (Right Side)
CAUTION
When performing electrical equipment diagnosis and test, always refer to the circuit diagram for related
circuit and component information.
1
Check wire harness and connector
Repair or replace related wire harness and
connector
NG
2
Check sun sensor
OK
Replace sun sensor
NO
YES