Mitsubishi L200. Manual - part 620

TROUBLESHOOTING

SUPPLEMENTAL RESTRAINT SYSTEM (SRS)

52B-151

STEP 3. Connector lock check: SRS-ECU 
connector C-153 and side-airbag module (LH) 
connector D-35. (M.U.T.-III diagnosis code)
(1) Disconnect the negative battery terminal.

AC801404

AL

Connector: C-153

C-153 (Y)

Harness side 
connector 
(rear view)

AC903877

Connector: D-35 <LHD>

<CLUB CAB>

D-35 (Y)

Harness side 
connector 
(rear view)

AH

AC903879AF

Connector: D-35 <RHD>

<CLUB CAB>

D-35 (Y)

Harness side 
connector 
(rear view)

AC903885AO

Connector: D-35 <LHD>

<DOUBLE CAB>

D-35 (Y)

Harness side 
connector 
(rear view)

AC903886 AJ

Connector: D-35 <RHD>

<DOUBLE CAB>

D-35 (Y)

Harness side 
connector 
(rear view)

AC706606

AF

Locking button

TROUBLESHOOTING

SUPPLEMENTAL RESTRAINT SYSTEM (SRS)

52B-152

(2) Disconnect connectors C-153 and D-35, and then 

reconnect them. When disconnecting connector 
D-35, unlock the connector by sliding the locking 
button to the direction of the arrow as shown in 
the figure, and then disconnect the connector.

(3) Connect the negative battery terminal.
(4) Erase the diagnosis code memory, and check the 

diagnosis code.

Q: Is diagnosis code B1430 set?

YES : 

Go to Step 4

NO : 

The procedure is complete. It is assumed 
that diagnosis code B1430 set as connector 
C-153 or D-35 was engaged improperly.

TROUBLESHOOTING

SUPPLEMENTAL RESTRAINT SYSTEM (SRS)

52B-153

STEP 4. Check the diagnosis code by connecting 
a dummy resistor. (M.U.T.-III diagnosis code)
(1) Disconnect the negative battery terminal.

AC903877

Connector: D-35 <LHD>

<CLUB CAB>

D-35 (Y)

Harness side 
connector 
(rear view)

AH

AC903879AF

Connector: D-35 <RHD>

<CLUB CAB>

D-35 (Y)

Harness side 
connector 
(rear view)

AC903885AO

Connector: D-35 <LHD>

<DOUBLE CAB>

D-35 (Y)

Harness side 
connector 
(rear view)

AC903886 AJ

Connector: D-35 <RHD>

<DOUBLE CAB>

D-35 (Y)

Harness side 
connector 
(rear view)

AC706606

AF

Locking button

(2) Disconnect side-airbag module (LH) connector 

TROUBLESHOOTING

SUPPLEMENTAL RESTRAINT SYSTEM (SRS)

52B-154

D-35. When disconnecting connector D-35, 
unlock the connector by sliding the locking button 
to the direction of the arrow as shown in the 
figure, and then disconnect the connector.

AC507310 BH

D-35 

Side-airbag 

module (LH) connector

D-35 
Harness side 
connector

MB991865
(Dummy resistor: 3    )

MB991866 

(Resistor harness)

(3) Connect special tool dummy resistor (MB991865) 

to special tool resistor harness (MB991866).

CAUTION

Do not insert a test probe into the terminal from 
its front side directly as the connector contact 
pressure may be weakened.
(4) Insert special tool (MB991866) into the harness 

side connector D-35 by backprobing.

(5) Connect the negative battery terminal.
(6) Erase the diagnosis code memory, and check the 

diagnosis code.

Q:  Is diagnosis code B1430 set?

YES : 

Go to Step 5

NO : 

Replace the front seatback assembly (LH) 
(Refer to 

P.52B-276

).