T–226
ON-BOARD DIAGNOSTIC [AIR BAG SYSTEM]
DTC B2777, B2778, B2779, B2780
A6E817401046W24
Diagnostic procedure
DTC
B2777
Passenger-side curtain air bag module system resistance low
B2778
Passenger-side curtain air bag module system resistance high
B2779
Passenger-side curtain air bag module system circuit short to ground
B2780
Passenger-side curtain air bag module system circuit short to power supply
DETECTION
CONDITION
Warning
•
Detection conditions are for understanding DTC outline before performing inspection.
Performing inspection with only detection conditions may cause injury due to operating error
or damage the system. When performing inspection, always follow inspection procedure.
•
Abnormal resistance (other than
1.4—3.2 ohm
) detected in passenger-side curtain air bag module
circuit
•
Malfunction in wiring harness between passenger-side curtain air bag module and SAS unit
POSSIBLE
CAUSE
•
Open or short circuit in wiring harness between passenger-side curtain air bag module and SAS unit
•
Passenger-side curtain air bag module malfunction
•
SAS unit malfunction
STEP
INSPECTION
ACTION
1
INSPECT PASSENGER-SIDE CURTAIN AIR
BAG MODULE
•
Check following PID/DATA monitor, using
SST
(WDS or equivalent).
(See
T–195 PID/DATA MONITOR TABLE
)
— PC_CURTN
•
Is resistant value of passenger-side curtain
air bag module normal?
— Resistance:
1.4—3.2 ohm
Yes
Present malfunction diagnosis:
•
Replace SAS unit.
(See
T–124 SAS UNIT REMOVAL/INSTALLATION
)
Past malfunction diagnosis:
•
Troubleshooting completed.
No
Go to next step.
2
INSPECT PASSENGER-SIDE CURTAIN AIR
BAG MODULE CONNECTOR
Warning
•
Handling air bag system components
improperly can accidentally deploy air
bag modules and pre-tensioner seat
belts, which may seriously injure you.
Read AIR BAG SYSTEM SERVICE
WARNINGS before handling air bag
system components.
(See
T–117 SERVICE WARNINGS
)
•
Turn ignition switch to LOCK position.
•
Disconnect negative battery cable and wait
for
more than 1 minute
.
•
Disconnect passenger-side curtain air bag
module connector.
•
Is there cracking or chipping in passenger-
side curtain air bag module connector?
Yes
Replace wiring harness.
No
Go to next step.
Содержание 6 2002
Страница 104: ...F 4 LOCATION INDEX End Of Sie FUEL SYSTEM A6E390001006W01 Engine Room Side A6E3912W015...
Страница 151: ...F 36 EXHAUST SYSTEM A6E3914W002...
Страница 312: ...F 182 TROUBLESHOOTING QUICK DIAGNOSTIC CHART A6E398018881W02 A6E3980W001...
Страница 313: ...TROUBLESHOOTING F 183 F A6E3980W002...
Страница 314: ...F 184 TROUBLESHOOTING A6E3980W003...
Страница 315: ...TROUBLESHOOTING F 185 F End Of Sie A6E3980W004...
Страница 410: ...K 3 K...
Страница 411: ...K 4 LOCATION INDEX AUTOMATIC TRANSAXLE LOCATION INDEX A6E560001074W01 LOCATION INDEX A6E5600W001...
Страница 526: ...TROUBLESHOOTING K 115 K QUICK DIAGNOSIS CHART A6E568001030W04 A6E5680W001...
Страница 527: ...K 116 TROUBLESHOOTING End Of Sie A6E5680W002...
Страница 653: ...ON BOARD DIAGNOSTIC ABS TCS P 57 P...
Страница 701: ...TROUBLESHOOTING ABS TCS DYNAMIC STABILITY CONTROL P 105 P Vehicle with ABS TCS A6E6980W002...
Страница 702: ...P 106 TROUBLESHOOTING ABS TCS DYNAMIC STABILITY CONTROL Vehicle with DSC End Of Sie A6E6980W100...
Страница 819: ...OUTSIDE MIRROR S 60 2 THIS PAGE IS INTENTIONALLY LEFT BLANK End Of Sie...
Страница 971: ...T 76 WARNING AND INDICATOR SYSTEM Operating Order A6E8118W009...
Страница 1150: ...U 4 LOCATION INDEX End Of Sie CONTROL SYSTEM A6E850001042W01 L H D A6E8500W003 A6E8500W004...
Страница 1152: ...U 6 LOCATION INDEX R H D A6E8500W005 A6E8500W006...
Страница 1177: ...U 26 BASIC SYSTEM 12 Perform the refrigerant system performance test See U 13 REFRIGERANT SYSTEM PERFORMANCE TEST A6E8516W029...