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SRS-36
TROUBLE DIAGNOSIS
Revision: August 20072004 QX56
BELT TENSION SENS
[UNIT FAIL]
[B1019]
Belt tension sensor is malfunctioning. 1. Visually check the wiring harness
connection.
2. Replace the harness if it has visible
damage.
3. Replace RH front seat belt assem-
bly.
4. Replace RH front seat cushion/
occupant classification system con-
trol unit assembly.
PASS A/B INDCTR CKT
[B1023]
Front passenger air bag off indicator is malfunctioning. 1. Visually check the wiring harness
connection.
2. Replace the harness if it has visible
damage.
3. Replace front passenger air bag off
indicator.
4. Replace the air bag diagnosis sen-
sor unit.
5. Replace the related harness. Diagnostic item ExplanationRepair order
Recheck SRS at each replacement
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TROUBLE DIAGNOSIS
SRS-37
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SRS
Revision: August 20072004 QX56
Trouble Diagnosis Without CONSULT-IIEHS000WI
DIAGNOSTIC PROCEDURE 6
Inspect SRS Malfunction Using "AIR BAG" Warning Lamp—Diagnosis Mode
NOTE:
SRS will not enter Diagnosis mode if no malfunction is detected in User mode.
1. Turn ignition switch ON.
2. After “AIR BAG” warning lamp lights for 7 seconds, turn ignition switch OFF within 1 second.
3. Wait more than 3 seconds.
4. Repeat steps 1 to 3 two more times (3 times total).
5. Turn ignition switch ON.
SRS is now in Diagnosis mode.
"AIR BAG" warning lamp operates in Diagnosis mode as follows:
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SRS-38
TROUBLE DIAGNOSIS
Revision: August 20072004 QX56
WARNING LAMP FLASH CODE CHART
SHIA0026E
WHIA0260E
WHIA0198E
WHIA0261E
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TROUBLE DIAGNOSIS
SRS-39
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Revision: August 20072004 QX56
WHIA0200E
WHIA0262E
WHIA0250E
WHIA0263E
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SRS-40
TROUBLE DIAGNOSIS
Revision: August 20072004 QX56
WHIA0251E
WHIA0203E
WHIA0204E
WHIA0264E
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TROUBLE DIAGNOSIS
SRS-41
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Revision: August 20072004 QX56
WHIA0265E
WHIA0252E
WHIA0253E
WHIA0254E
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SRS-42
TROUBLE DIAGNOSIS
Revision: August 20072004 QX56
WHIA0255E
WHIA0211E
WHIA0212E
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TROUBLE DIAGNOSIS
SRS-43
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Revision: August 20072004 QX56
Trouble Diagnosis: “AIR BAG” Warning Lamp Does Not Turn OffEHS000WJ
DIAGNOSTIC PROCEDURE 6
1. CHECK CONDITION OF AIR BAG MODULE
Inspect for deployed air bag modules or seat belt pre-tensioners.
Are air bag modules or seat belt pre-tensioners deployed?
Yes >> Refer to SRS-60, "COLLISION DIAGNOSIS" .
No >> GO TO 2.
2. CHECK THE AIR BAG FUSE
Check 10A fuse [No. 13, located in the fuse block (J/B)].
Refer to PG-4, "
POWER SUPPLY ROUTING CIRCUIT" .
OK or NG
OK >> GO TO 4.
NG >> GO TO 3.
3. CHECK AIR BAG FUSE AGAIN
Replace 10A fuse [No. 13, located in the fuse block (J/B)] and turn ignition switch ON.
Does the fuse blow again?
Yes >> Repair harness.
No >> Inspection End.
4. CHECK AIR BAG DIAGNOSIS SENSOR UNIT
Connect CONSULT-II and touch “START”.
Is
“AIR BAG” displayed on CONSULT-II?
Yes >> GO TO 5.
No >> Visually inspect the air bag diagnosis sensor unit har-
ness connections. If the connections are OK, replace
the air bag diagnosis sensor unit. Refer to SRS-58,
"Removal and Installation" .
5. CHECK HARNESS CONNECTION
Check for loose connections between the combination meter and the air bag diagnosis sensor unit.
OK or NG
OK >> Replace air bag diagnosis sensor unit. Refer to SRS-58, "Removal and Installation" .
NG >> Properly connect the combination meter and air bag diagnosis sensor unit harness connectors. If
“AIR BAG” warning lamp still does not turn off, replace the wiring harness.
BCIA0030E