Mitsubishi Montero (2004+). Manual - part 653

 

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Mitsubishi Montero (2004+). Manual - part 653

 

 

AUTO A/C DIAGNOSIS

TSB Revision

AUTOMATIC AIR CONDITIONING

55B-101

STEP 7. Measure the voltage at defogger relay connector 
D-216. 
(1) Disconnect defogger relay connector D-216, and measure 

the voltage at the junction block side.

(2) Turn the ignition switch to the "ON" position.

(3) Measure the voltage between terminal 1 and ground.

• The measured value should be approximately 12 volts 

(battery positive voltage).

Q: Does the measured voltage correspond with this range?

YES :  Go to Step 10.
NO :   Go to Step 8.

STEP 8. Check defogger relay connector D-216 for 
damage.

Q: Is defogger relay connector D-216 in good condition?

YES : Go to Step 9.
NO :  Repair or replace the connector. Refer to GROUP 

00E, Harness Connector Inspection 

P.00E-2

. Check 

that the defogger system works normally.

AC204173

CONNECTOR : D-216

BD

JUNCTION BLOCK 
SIDE

1

2

5

4

3

AC204738 DD

JUNCTION BLOCK SIDE : D-216

1

2

5

4

3

AC204173

CONNECTOR : D-216

BD

JUNCTION BLOCK 
SIDE

1

2

5

4

3

AUTO A/C DIAGNOSIS

TSB Revision

AUTOMATIC AIR CONDITIONING

55B-102

STEP 9. Check the wiring harness between defogger relay 
connector D-216 (terminal 1) and ignition switch (IG2).

NOTE: Also check junction block connector D-208. If junction 
block connector D-208 is damaged, repair or replace the con-
nector as described in GROUP 00E, Harness Connector 
Inspection 

P.00E-2

.

Q: Is the wiring harness between defogger relay connector 

D-216 (terminal 1) and ignition switch in (IG2) good 
condition?
YES : 
Check that the defogger system works normally.
NO :  Repair the wiring harness. Check that the defogger 

system works normally.

AC204191

JUNCTION BLOCK
(FRONT VIEW)

CONNECTORS : D-208, D-216

D-208

HARNESS SIDE

D-216

RELAY SIDE

AW

D-208

D-216

1

2

5

4

3

1

2

3

5

6

4

AUTO A/C DIAGNOSIS

TSB Revision

AUTOMATIC AIR CONDITIONING

55B-103

STEP 10. Check defogger relay connector D-216 and 
defogger connector I-03 for damage.
Q: Are defogger relay connector D-216 and defogger 

connector I-03 in good condition?
YES : 
Go to Step 11.
NO :  Repair or replace the connector. Refer to GROUP 

00E, Harness Connector Inspection 

P.00E-2

. Check 

that the defogger system works normally.

AC204173

CONNECTOR : D-216

BD

JUNCTION BLOCK 
SIDE

1

2

5

4

3

AC204182

CONNECTOR : I-03

AK

I-03(B)

1

HARNESS 
SIDE

I-03(B)

AUTO A/C DIAGNOSIS

TSB Revision

AUTOMATIC AIR CONDITIONING

55B-104

STEP 11. Check the wiring harness between defogger relay 
connector D-216 (terminal 5) and defogger connector I-03 
(terminal 1).

AC204182

CONNECTOR : I-03

AK

I-03(B)

1

HARNESS 
SIDE

I-03(B)

AC204191

JUNCTION BLOCK
(FRONT VIEW)

AC204191

CONNECTORS : D-216, D-217

D-217

D-216

RELAY SIDE

D-216

D-217

HARNESS SIDE

BA

8

1

11 10

3

4

12

9

2

13

14

6 5

15

7

1

2

5

4

3

 

 

 

 

 

 

 

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