DTC B1155/39 Rear Airbag Sensor LH Circuit Malfunction
DESCRIPTION
The rear airbag sensor LH circuit consists of the center airbag sensor assembly and rear airbag sensor LH.
If the center airbag sensor assembly receives signals from the rear airbag sensor LH, it judges whether or not the SRS should be activated.
DTC B1155/39 is recorded when a malfunction is detected in the rear airbag sensor LH circuit.
WIRING DIAGRAM
INSPECTION PROCEDURE
1 CHECK DTC
OK: DTC B1155/39 is not output.
HINT: Codes other than code B1155/39 may be output at this time, but they are not related to this check.
USE SIMULATION METHOD TO CHECK
2 CHECK CONNECTION OF CONNECTORS
OK: The connectors are connected.
3 CHECK FLOOR WIRE (OPEN)
NOTICE: Do not forcibly insert a service wire into the terminals of the connector when connecting.
Standard resistance
NOTICE: Do not forcibly insert a service wire into the terminals of the connector when connecting.
Standard resistance
4 CHECK FLOOR WIRE (SHORT TO B+)
Standard voltage
5 CHECK FLOOR WIRE (SHORT TO GROUND)
Standard resistance
6 CHECK FLOOR WIRE (SHORT)
Standard resistance
7 CHECK REAR AIRBAG SENSOR LH
Result
HINT: Codes other than DTC B1154/38 and B1155/39 may be output at this time, but they are not related to this check.
USE SIMULATION METHOD TO CHECK
Removal
1. REMOVE CHARCOAL CANISTER PROTECTOR
(a) Remove the 6 bolts and charcoal canister protector.
2. REMOVE CHARCOAL CANISTER ASSEMBLY
(a) Disconnect the fuel tank vent hose from the
charcoal canister.
(1) Push the connector deep inside.
(2) Pinch portion A.
(3) Pull out the connector.
...
Evaporator temperature sensor circuit
DESCRIPTION
The evaporator temperature sensor (A/C thermistor) is installed on the
evaporator in the air conditioning
unit. It detects the temperature of the cooled air that has passed through the
evaporator and its signal is
used to control the air conditioning. It sends a signal to the A/C ...
Data list / active test
1. DATA LIST
HINT:
Using the intelligent tester's DATA LIST allows the status
of a switch, sensor, actuator and other items to be read
without removing any parts. Reading the DATA LIST
early in troubleshooting is one way to save time.
Connect the intelligent tester (with CAN VIM) to t ...