DESCRIPTION
The occupant classification system detects the front passenger seat condition. It then informs a passenger of the front passenger airbag, the front seat side airbag RH and front seat belt pretensioner RH condition (activated/not activated) by the passenger airbag ON/OFF indicator.
HINT: Approximately 6 seconds after the ignition switch is turned to the ON position, the passenger airbag ON/ OFF indicator will be ON/OFF depending on the conditions listed below.
INSPECTION PROCEDURE
1 CHECK SRS WARNING LIGHT
HINT: If this trouble occurs, the SRS warning light is off. If it is on, a DTC is output. Troubleshoot for the output DTC.
OK: After the primary check period, SRS warning light goes off. HINT: The primary check period is approximately 6 seconds after the ignition switch is turned to the ON position
2 PERFORM ZERO POINT CALIBRATION
OK: "COMPLETE" is displayed
3 PERFORM SENSITIVITY CHECK
Standard value: 27 to 33 kg (59.52 to 72.75 lb)
END
4 RETIGHTEN FRONT SEAT ASSEMBLY RH BOLT
Torque: 37 N*m (375 kgf*cm, 27 ft.*lbf)
5 PERFORM ZERO POINT CALIBRATION
OK: "COMPLETE" is displayed.
6 PERFORM SENSITIVITY CHECK
Standard value: 27 to 33 kg (59.52 to 72.75 lb)
END
7 CHECK CONNECTORS
OK: The connectors are connected.
OK: The connectors are properly normal.
8 CHECK DTC
OK: DTC is not output.
9 REPLACE OCCUPANT CLASSIFICATION ECU
10 PERFORM ZERO POINT CALIBRATION
OK: "COMPLETE" is displayed.
11 PERFORM SENSITIVITY CHECK
Standard value: 27 to 33 kg (59.52 to 72.75 lb)
END
Short to GND in Rear Curtain Shield Squib LH
Circuit
DTC B1637/85 Short to GND in Rear Curtain Shield Squib LH
Circuit
DESCRIPTION
The rear curtain shield squib LH circuit consists of the center airbag sensor
assembly and the curtain
shield airbag assembly LH.
The circuit instructs the SRS to deploy when deployment conditions are met.
DTC ...
Inspection
1. Inspect heated oxygen sensor (for bank 1
sensor 2)
(a) Measure the resistance of the sensor.
Standard resistance
If the resistance is not as specified, replace the
sensor.
2. HEATED OXYGEN SENSOR (for Bank 2 Sensor 2)
(a) Measure the resistance of the sensor.
Standard resistance ...
Terminals of ecm
1. Ecm
Hint:
each ecm terminal's standard voltage is shown in the
table below.
In the table, first follow the information under "condition".
Look under "symbols (terminal no.)" For the terminals to
inspected. The standard voltage between the terminals
is shown under ...