|
(1)Disconnect the negative battery
terminal.
|
![](../../../img/52/AC313414AV00ENG.png)
|
(2)Disconnect intermediate
connector C-148 (pre-tensioner harness and instrument panel
harness connection).
|
![](../../../img/52/AC006042CG00ENG.png)
|
(3)Connect special tool dummy
resistor (MB991865) to special tool resistor harness
(MB991866). (4)
caution |
Do not insert a test probe
into the terminal from its front side directly
as the connector contact pressure may be
weakened.
|
Connect special tool (MB991866) to the C-148 harness
side connector by backprobing. (5)Connect the negative
battery terminal. (6)Erase diagnosis code memory, and
check the diagnosis code.
Q.
Is diagnosis code 68 set?
Go to Step
2.
Go to Step
3.
|
|
(1)Disconnect the negative battery
terminal.
|
![](../../../img/52/AC311438AF00ENG.png)
|
(2)Disconnect SRS-ECU connector
C-147. (3)Turn the ignition switch to the "ON"
position.
|
![](../../../img/52/AC208914AD00ENG.png)
|
(4)
caution |
Do not insert a test probe
into the terminal from its front side directly
as the connector contact pressure may be
weakened.
|
Voltage measurement between C-147 harness side
connector terminals 7, 8 and body earth. OK: 0
V
Q.
Is the check result normal?
Go to Step
4.
Repair
the harness wire between SRS-ECU connector C-147 (terminal
No. 7 and 8) and harness side connector C-148 (terminal No.
1 and 2).
|
![](../../../img/52/AC313414AV00ENG.png)
|
(1)Disconnect the negative battery
terminal. (2)Disconnect intermediate connector C-148
(pre-tensioner harness and instrument panel harness
connection). (3)Turn the ignition switch to the "ON"
position.
|
![](../../../img/52/AC313763AB00ENG.png)
|
(4)
caution |
Do not insert a test probe
into the terminal from its front side directly
as the connector contact pressure may be
weakened.
|
Voltage measurement between C-148 pre-tensioner side
connector terminals 3, 4 and body earth. OK: 0
V
Q.
Is the check result normal?
Go to Step
4.
Repair
the harness wire between pre-tensioner side connector C-148
(terminal No. 3 and 4) and driver’s seat belt
pre-tensioner connector D-19 (terminal No. 1 and
2).
|
|
Q.
Is diagnosis code 68 set?
|
|
Replace the SRS-ECU
(Refer to ).
|
|
|
|
An intermittent
malfunction is suspected (Refer to GROUP 00, How to Use
Troubleshooting/Inspection Service Points ).
|
|
|