Description
DTC B1XXX AIR BAG DIAGNOSIS SENSOR UNIT
The air bag diagnosis sensor unit will run self diagnostics when the ignition switch is turned ON. It has the potential to set many diagnostic trouble codes which will conform to the B1XXX format, but will not match any other SRS diagnostic trouble codes. Refer to SRC-18, "CONSULT Function (AIR BAG)".
DTC Logic
DTC DETECTION LOGIC
With CONSULT
CONSULT name |
DTC |
DTC detecting condition |
Repair order |
CONTROL UNIT [UNIT FAIL] | B14XX | Air bag diagnosis sensor unit is malfunctioning. | Refer to SRC-89, "Diagnosis Procedure". |
AIRBAG DISPOSAL COMPLETION |
DTC CONFIRMATION PROCEDURE (With CONSULT)
1.CHECK SELF-DIAG RESULT
Is the DTC detected? YES (Current DTC)>>Refer to SRC-89, "Diagnosis Procedure".
YES (Past DTC)>>GO TO 2.
NO >> Inspection End.
2.ERASE SELF-DIAG RESULT
Erase the DTC using CONSULT.
Can the DTC be erased? YES >> Inspection End.
NO >> Refer to SRC-89, "Diagnosis Procedure".
DTC CONFIRMATION PROCEDURE (Without CONSULT)
1.CHECK SELF-DIAG RESULT
NOTE: SRS will not enter diagnosis mode if no malfunction is detected in user mode. Is the DTC detected? YES >> Refer to SRC-89, "Diagnosis Procedure".
NO >> Inspection End.
Diagnosis Procedure
1.HARNESS CONNECTOR
Visually inspect all applicable harness connectors for the following:
NOTE: All harness connectors should be inspected from the air bag diagnosis sensor unit to the end component (including any in-line connectors).
Is the inspection result normal? YES >> GO TO 2.
NO >> Perform one of the following repairs:
2.CONFIRM DTC
Is DTC still current? YES >> GO TO 3.
NO >> Refer to GI-41, "Intermittent Incident".
3.WIRING HARNESS
Check the wiring harness for visible damage.
NOTE: The entire wiring harness should be inspected from the air bag diagnosis sensor unit to the end component (including any in-line connectors).
Is the inspection result normal? YES >> GO TO 4.
NO >> Replace the harness.
4.CONFIRM DTC
Is DTC still current? YES >> GO TO 5.
NO >> Refer to GI-41, "Intermittent Incident".
5.AIR BAG DIAGNOSIS SENSOR UNIT
Is DTC still current? YES >> GO TO 6.
NO >> Clear DTC. Inspection End.
6.RELATED HARNESS
Replace the related harness.
>> END
C1770, C1771, C1772, C1773 G sensor
DTC Description
DTC DETECTION LOGIC
DTC
Display Item
Malfunction Detected Condition
Possible Causes
C1770
G SENSOR FL
(G sensor front left)
Malfunction in the G sensor data from front left wheel sensor.
Tire pressure sensor
Tire pressure rece ...
Symptom diagnosis
AUDIO SYSTEM
Symptom Table
RELATED TO AUDIO
Symptoms
Check items
Probable malfunction location
The disk cannot be removed
Audio unit
Malfunction in audio unit.
Refer to AV-18, "On Board Diagnosis Function".
No sound comes out or the le ...
System description
COMPONENT PARTS
Component Parts Location
View right of steering column.
No.
Component
Function
1
Combination meter
Combination meter transmits the vehicle speed signal to BCM via CAN
communication.
BCM also receives the vehicle speed signal f ...