Diagnosis procedure
1.Check connector
Is the inspection result normal? Yes >> go to 2.
No >> repair the terminal and connector.
2.Check harness for open circuit

Is the measurement value within the specification? Yes >> go to 3.
No >> repair the ipdm e/r branch line.
3.Check power supply and ground circuit
Check the power supply and the ground circuit of the ipdm e/r. Refer to the following.
Is the inspection result normal? YES (Present error)>>Replace the IPDM E/R. Refer to the following.
Yes (past error)>>error was detected in the ipdm e/r branch line.
No >> repair the power supply and the ground circuit.
Abs branch line circuit
A-bag branch line circuitP2138 APP Sensor
DTC Logic
DTC DETECTION LOGIC
NOTE:
If DTC P2138 is displayed with DTC P0643, first perform the trouble
diagnosis for DTC P0643. Refer to
EC-353, "DTC Logic".
DTC No.
CONSULT screen terms
(Trouble diagnosis content)
DTC detecting condition
Possible cause
...
A-bag branch line circuit
Diagnosis procedure
Warning:
Always observe the following items for preventing accidental
activation.
Before servicing, turn ignition switch off, disconnect battery
negative terminal, and wait 3 minutes
or more. (To discharge backup capacitor.)
Never use unspecified tester or other me ...
B0092 Rear side air bag satellite sensor LH
Description
DTC B0092 REAR SATELLITE SENSOR LH
The rear side air bag satellite sensor LH is wired to the air bag diagnosis
sensor unit. The air bag diagnosis
sensor unit will monitor the rear side air bag satellite sensor LH for internal
failures and its circuits for communication
errors.
...