Dtc B0026, B0022, B0024, B0025 - Changan CS35 Workshop Manual

4.2.1-28

DTC B0026, B0022, B0024, B0025

WARNING: Disconnect the battery negative cable for more than 60 s before the operation on
the airbag to ensure the safety.
1. Fault Code Description
Fault Code
B0026
B0022
B0024
B0025
2. Possible Sources
Fault
Test Tactics
Code
B0026
B0022
Hardware circuit
B0024
inspection
B0025
3. Diagnosis Procedures
Test Conditions
1. Inspect the trouble code
CS35 2013.04
Supplemental Restraint System
Description
• Driver airbag open circuit
• Driver airbag resistance too
low
• Driver airbag short circuit to
ground or bonding
• Driver airbag short circuit to
power supply
Equipment Conditions (Control
Hardware circuit fault detected
• The system detects the driver airbag open cir-
cuit
• The system detects the driver airbag resis-
tance is too low
• The system detects the driver curtain airbag
short circuit to ground or ground
• The system detects the driver airbag short cir-
cuit to power supply
Tactics)
Details/Results/Solutions
A.Connect the Changan special diagnostic tool and
diagnose the supplemental restraint system.
B.Read and clear the historical DTC.
C.Start the motor and run it for 5 min. Meanwhile turn
the steering wheel all the way to the left and right
several times.
D.Read the DTC again.
Are there any other DTCs except for B0026, B0022,
B0024 and B0025?
Y
Repair according to the instruction of DTCs.
Refer to: DTC Diagnosis Procedure Index
(4.2.1 Supplemental Restraint System,
DTC Diagnosis and Testing).
N
Go to step 2.
4.2.1-28
Definition
Fault Component
• Wiring harness
• Clock spring
• Driver airbag
• Airbag control module