DTC B1636/88 Open 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 B1636/88 is recorded when an open circuit is detected in the rear curtain shield squib LH circuit.
DTC No. |
DTC Detecting Condition |
Trouble Area |
B1636/88 |
|
|
INSPECTION PROCEDURE
HINT:
1 CHECK CURTAIN SHIELD AIRBAG ASSEMBLY LH (REAR CURTAIN SHIELD SQUIB LH)
CAUTION: Never connect a tester to the curtain shield airbag assembly LH (Rear curtain shield squib LH) for measurement, as this may lead to a serious injury due to airbag deployment.
NOTICE: Do not forcibly insert the SST into the terminals of the connector when connecting.
Insert the SST straight into the terminals of the connector.
SST 09843-18060
OK: DTC B1636/88 is not output.
HINT: Codes other than DTC B1636/88 may be output at this time, but they are not related to this check.
Go to step 2
REPLACE CURTAIN SHIELD AIRBAG ASSEMBLY LH
2 CHECK FLOOR WIRE (REAR CURTAIN SHIELD SQUIB LH CIRCUIT)
Standard resistance
REPAIR OR REPLACE FLOOR WIRE
3 CHECK CENTER AIRBAG SENSOR ASSEMBLY
OK: DTC B1636/88 is not output.
HINT: Codes other than DTC B1636/88 may be output at this time, but they are not related to this check.
REPLACE CENTER AIRBAG SENSOR ASSEMBLY
USE SIMULATION METHOD TO CHECK
Eject Error/ Elevator Error/ Clamp Error/ Eject Error/ Elevator Error/ Clamp
Error
DTC 62-45 Eject Error
DTC 62-51 Elevator Error
DTC 62-52 Clamp Error
DTC 63-45 Eject Error
DTC 63-51 Elevator Error
DTC 63-52 Clamp Error
DESCRIPTION
DTC No.
DTC Detecting Condition
Trouble Area
62-45
Disc cannot be ejected.
Radio receiver
62-5 ...
Terminals of ECU
1. CHECK POWER SLIDE DOOR ECU LH (WITH
POWER SLIDE DOOR)
Disconnect the P25 and P26 ECU connectors, and
check the voltage and resistance of each terminal of
the wire harness side connectors.
If the result is not as specified, there may be a
malfunction on the wire harness side.
...
How to proceed with
troubleshooting
1 VEHICLE BROUGHT TO WORKSHOP
2 CUSTOMER PROBLEM ANALYSIS
3 CHECK AND CLEAR DTCs
Refer to the diagnostic check/clear
4 PROBLEM SYMPTOM CONFIRMATION
5 SYMPTOM SIMULATION
6 CHECK DTC
7 CHECK IF THE SAME SYMPTOM APPEARS IN THE NAVIGATION SYSTEM
Refer to the navigation system
8 PROBLE ...