Mitsubishi Grandis. Manual - part 73

SYMPTOM PROCEDURES

SMART WIRING SYSTEM (SWS) NOT USING SWS MONITOR

54B-289

NOTE: Prior to the wiring harness inspection, check 
intermediate connector G-14 <licence plate lamp>, 
G-21 <tail/stop lamp (LH) >, and repair if necessary.

• Check the earth wires for open circuit.

Q: Is the check result normal?

YES : 

Go to Step 6.

NO : 

Repair the wiring harness.

Step 6. Connector check: A-14X front-ECU 
connector

Q: Is the check result normal?

YES : 

Go to Step 7.

NO : 

Repair the defective connector.

AC311521AB

Connector: A-14X

Relay box side

SYMPTOM PROCEDURES

SMART WIRING SYSTEM (SWS) NOT USING SWS MONITOR

54B-290

Step 7. Check the wiring harness from G-08 
tail/stop lamp (RH) connector terminal No.2 or 
G-20 tail/stop lamp (LH) connector terminal No.2, 
A-39 position lamp (RH) connector terminal No.2 
or A-17 position lamp (LH) connector terminal 
No.2 or G-15 licence plate lamp (RH) connector 
terminal No.2 or G-19 licence plate lamp (LH) 
connector terminal No.2 to A-14X front-ECU 
connector terminal No.8.

SYMPTOM PROCEDURES

SMART WIRING SYSTEM (SWS) NOT USING SWS MONITOR

54B-291

AC311521AB

Connector: A-14X

Relay box side

AC310403

A-17 (GR)

AD

Connector: A-17 <LHD>

AC310398

A-17 (GR)

AD

Connector: A-17 <RHD>

AC310401

Connector: A-39 <LHD>

Harness side

A-39 (GR)

AB

AC310396

Connector: A-39 <RHD>

Harness side

A-39 (GR)

AB

AC310223

Connectors: G-08, G-15, G-19 

AC

Harness side

G-08

G-15

G-19

G-08

Harness side

G-15

Harness side

G-19

AC310220

AD

Connector: G-20

Harness side

SYMPTOM PROCEDURES

SMART WIRING SYSTEM (SWS) NOT USING SWS MONITOR

54B-292

NOTE: 

<LH drive vehicles> Prior to the wiring harness 
inspection, check intermediate connector C-16 
<tail/stop lamp (LH) and licence plate lamp>, C-125 
<tail/stop lamp and licence plate lamp>, G-14 
<licence plate lamp>, G-21 <tail/stop lamp (LH)>, 
junction block connector C-203 <tail/stop lamp (LH)> 
and C-210 <tail/stop lamp (LH)>, and repair if 
necessary.

AC310615

AE

Connector: C-16 <LHD>

AC310624

Connectors: C-203, C-210 <LHD>

AP

Junction block side

Junction block (Front view)

C-210

C-203

Harness side

C-210

C-203

10

1

6

14

5

12

13

4

11

7

2

3

8

9

AC310220

Connector: G-21 <LHD>

AC