Mitsubishi Outlander XL. Manual - part 730

Diagnostic trouble code
No.

Diagnostic item

Reference page

L0750

P/W (DR) Position read fail

NOTE: 

P/W: Abbreviation of power Window

TROUBLE SYMPTOM CHART <POWER WINDOW>

M14203000070USA0000010000

During  diagnosis,  a  diagnostic  trouble  code
associated with other system may be set when the
ignition  switch  is  turned  on  with  connector(s)

disconnected. On completion, check all systems
for  diagnostic  trouble  code(s).  If  diagnostic
trouble code(s) are set, erase them all.

Trouble symptom

Inspection
procedure
number

Reference
page

Power windows do not work at all.

C-1

 P.42Ab-48

Driver's power window does not work by means of the power window main
switch.

C-2

 P.42Ab-55

Relevant  power  window(s)  does  not  work  by  means  of  the  front  and  rear
passenger's power window sub switches.

C-3

 P.42Ab-58

Front and/or rear passenger's power window(s) do not work by means of the
power window main switch.

C-4

 P.42Ab-72

The power window timer function does not work normally.

C-5

 P.42Ab-73

Power window anti-trap function does not work normally.

C-6

 P.42Ab-75

The window glass lowers automatically while it is rising.

C-7

 P.42Ab-77

DIAGNOSTIC TROUBLE CODE PROCEDURES

CODE NO. L0730 P/W (DR) SW pulse 1 disconnection

M14203000932USA0000010000

Before  replacing  the  ECU,  ensure  that  the  input
and output signal circuits are normal.

DOOR

42Ab-39

POWER WINDOW DIAGNOSIS

ZC601368

GREEN-WHITE

GREEN

ORANGE

ORANGE

VIOLET

BLA

CK

BLA

CK

POWER WINDOW MAIN SWITCH

FRONT
POWER
WINDOW
MOTOR (LH)

FRONT 
(LH)

CPU

LIN DRIVE 
CIRCUIT

IC

IC

BLA

CK-YELLO

W

0000

 Driver’s Power Window Circuit

ZC600881

Connectors: E-16, E-19

E-19

E-16 (GR)

0003

COMMENTS ON TROUBLE SYMPTOM
If the pulse 1 signal from the front power window motor
(LH)  cannot  be  received,  the  power  window  main
switch sets the diagnosis trouble code No. L0730.

PROBABLE CAUSES

｠

Malfunction of the front power window motor (LH)

｠

Malfunction of the power window main switch

｠

Damaged wiring harness and connectors

DIAGNOSTIC PROCEDURE

STEP 1. Check power window main switch connector E-19,
front power window motor (LH) connector E-16 for loose,

42Ab-40

DOOR

POWER WINDOW DIAGNOSIS

corroded or damaged terminals, or terminals pushed back
in the connector.

Q:Are  power  window  main  switch  connector  E-19,  front

power  window  motor  (LH)  connector  E-16  in  good

condition?

YES:

 Go to Step 2.

NO:

 Repair or replace the damaged component(s). Refer to

GROUP 00E, Harness Connector Inspection P.00E-2. Verify
that the power window works normally.

STEP 2. Check the wiring harness between power window
main switch connector E-19 (terminals 8, 9 and 12) and front
power window motor (LH) connector E-16 (terminals 3, 5
and 6).

Q:Is the wiring harness between power window main switch

connector E-19 (terminals 8, 9 and 12) and front power

window motor (LH) connector E-16 (terminals 3, 5 and 6)

in good condition?

YES:

 Go to Step 3.

NO:

 The wiring harness may be damaged or the connector

(s) may have loose, corroded or damaged terminals, or
terminals pushed back in the connector. Repair the wiring
harness as necessary. Verify that the power window works
normally.

STEP 3. Diagnostic trouble code recheck
Replace  the  front  power  window  motor  (LH).  Recheck  if  the
diagnostic trouble code is set.

(1)

Erase the diagnostic trouble code.

(2)

Operate  the  driver’s  door  window  switch  on  the  power
window main switch.

(3)

Check if the diagnostic trouble code is set.

Q:Is the diagnostic trouble code set?

YES:

 Replace the power window main switch.

NO:

 The procedure is complete. Verify that the power

window works normally.

CODE NO. L0732 P/W (DR) SW pulse 2 disconnection

M14203000933USA0000010000

Before  replacing  the  ECU,  ensure  that  the  input
and output signal circuits are normal.

DOOR

42Ab-41

POWER WINDOW DIAGNOSIS

ZC601368

GREEN-WHITE

GREEN

ORANGE

ORANGE

VIOLET

BLA

CK

BLA

CK

POWER WINDOW MAIN SWITCH

FRONT
POWER
WINDOW
MOTOR (LH)

FRONT 
(LH)

CPU

LIN DRIVE 
CIRCUIT

IC

IC

BLA

CK-YELLO

W

0000

 Driver’s Power Window Circuit

ZC600881

Connectors: E-16, E-19

E-19

E-16 (GR)

0003

COMMENTS ON TROUBLE SYMPTOM
If the pulse 2 signal from the front power window motor
(LH)  cannot  be  received,  the  power  window  main
switch sets the diagnosis trouble code No. L0732.

PROBABLE CAUSES

｠

Malfunction of the front power window motor (LH)

｠

Malfunction of the power window main switch

｠

Damaged wiring harness and connectors

DIAGNOSTIC PROCEDURE

STEP 1. Check power window main switch connector E-19,
front power window motor (LH) connector E-16 for loose,

42Ab-42

DOOR

POWER WINDOW DIAGNOSIS