Work flow
OVERALL SEQUENCE
DETAILED FLOW
1.INTERVIEW THE CUSTOMER FOR THE SYMPTOM
Interview the customer for the symptom (the condition and the environment when the incident/malfunction occurs).
>> GO TO 2.
2.CHECK SYMPTOM
Check the symptom from the customer information.
>> GO TO 3.
3.CHECK WARNING LAMP OPERATION
Check air bag warning lamp operation in the user mode. Refer to SRC-15, "On Board Diagnosis Function".
Are any malfunction detected? YES >> GO TO 5.
NO >> GO TO 4.
4.CHECK LOW VOLTAGE
Check low voltage.
Are any malfunction detected? YES >> GO TO 9.
NO >> Check intermittent incident. Refer to GI-39, "Intermittent Incident".
5.CHECK SELF DIAGNOSTIC RESULTS
Check self diagnostic result with CONSULT or diagnosis mode.
If it is impossible to switch to diagnosis mode, follow the same procedure that DTC is not detected.
NOTE:
Perform the following procedure if DTC is detected.
Is DTC detected? YES >> GO TO 6.
NO >> GO TO 7.
6.PERFORM DTC CONFIRMATION PROCEDURE
Perform DTC CONFIRMATION PROCEDURE for the DTC.
>> GO TO 8.
7.PERFORM DIAGNOSIS ACCORDING TO WARNING LAMP OPERATION
>> GO TO 9.
8.DETECT MALFUNCTIONING PART BY DIAGNOSTIC PROCEDURE
Inspect according to Diagnostic Procedure of the DTC.
>> GO TO 9.
9.REPAIR OR REPLACE THE MALFUNCTION PART
Repair or replace the malfunctioning part.
>> GO TO 10.
10.FINAL CHECK
Check self diagnostic result and air bag warning lamp operation in the user mode.
Is the malfunction repaired? YES >> INSPECTION END
NO >> GO TO 2.
B0021 Side curtain air bag module LH
Description
DTC B0021 LH SIDE CURTAIN AIR BAG MODULE
The LH side curtain air bag module is wired to the air bag diagnosis sensor
unit. The air bag diagnosis sensor
unit will monitor for opens and shorts in detected lines to the LH side curtain
air bag module.
PART LOCATION
Refer to SRC-5, ...
Component parts
Component parts location
BCM (view with instrument panel removed)
Key switch
(without Intelligent Key)
Push-button ignition switch
(with Intelligent Key)
IPDM E/R
Illumination control switch
Combination switch (lighting and
turn signal switch)
Front door lock LH (key cylin ...
C1105, C1106, C1107, C1108 Wheel sensor
Description
When the sensor rotor rotates, the magnetic field changes. It
converts the magnetic field changes to current
signals (rectangular wave) and transmits them to the ABS actuator and electric
unit (control unit).
DTC Logic
DTC DETECTION LOGIC
DTC
Display Item
Malfunct ...