Mitsubishi Lancer Evolution 8. Manual — part 125

SWS – TROUBLESHOOTING

54B-23

Trouble Symptom

Inspection
Procedure No.

Reference
page

Interior light does not light up or switch off correctly

N-1

54B-88

Interior light

Interior light automatic cut-off function not working
correctly (cars fitted with keyless entry system)

N-2

54B-91

Half door
indicator lamp

Half door indicator light does not light up or switch off
correctly

O-1

54B-92

Security alarm does not enter warning state

P-1

54B-93

Interior warning does not operate correctly when security
alarm operates

P-2

54B-94

Hazard lights do not flash when security alarm operates

P-354B-94

Security alarms

Phone does not ring when security alarm operates

P-4

54B-95

Multi-centre
display

Multi-centre display not working correctly

Q-1

See Chap.
54A*

Note * : See ’00-5 Lancer Cedia Servicing Manual (No.1036K00)

Door ajar

Door ajar

Horn does not sound when security alarm operates

SWS – TROUBLESHOOTING

54B-24

9. Confirming problems in input signal check

(Service data, Diagnosis by Function or Pulse Check)

If a problem arises during the service data service points, then perform an inspection by referring to the table below.

Trouble Symptom

Inspection
Procedure
No.

Reference
page

Ignition switch (ACC) signal not input

R-1

54B-96

Ignition switch (IG1) signal not input

R-2

54B-96

Reversing light switch signal not input

R-354B-97

Driver’s door switch signal not input

R-4

54B-98

Tail light switch signal not input
Headlight switch signal not input
Dimmer switch signal not input
Passing switch signal not input
LH turn indicator light switch signal not input
RH turn indicator light switch signal not input

R-5

54B-99

Windscreen mist wiper switch signal not input
Windscreen intermittent wiper switch signal not input
Windscreen low speed wiper switch signal not input
Windscreen high speed wiper switch signal not input
Windscreen washer switch signal not input
Rear wiper switch signal not input
Rear washer switch signal not input

R-6

54B-100

Column switches

Windscreen intermittent wiper volume signal not input

R-7

54B-101

Electric window
main switch

Respective switch signals not input

R-8

54B-101

Sunroof

Respective switch signals not input

R-9

54B-102

Multi-centre
display

Respective switch signals not input

R-10

54B-103

Key reminder switch signal not input

R-11

54B-103

Motorized remote control mirror switch (fold / return switch) signal not input

R-12

54B-104

Hazard light switch signal not input

R-1354B-105

All door switch signals not input (except driver’s door)

R-14

54B-106

Driver’s door lock actuator signal not input

R-15

54B-107

Vehicle speed signal not input

R-16

54B-108

Various switch signals of keyless entry transmitter not input

R-17

54B-109

Fog light switch signal not input

R-18

54B-110

Generic fuse No.17 load use signal not detected

R-19

54B-111

SWS – TROUBLESHOOTING

54B-25

Chart of operational functions classified by input signal inspection procedure number

If a problem arises in a number of different functions when using the SWS, perform an input signal check by referring to the
table below.
(Only the input signals and functions which may possibly give rise to multiple problems are listed in the table)

Name of function

R-1

R-2

R-3

R-4

R-5

R-6

R-11 R-13 R-14 R-15

R-16 R-17 R-19

Ignition key left in reminder warning

●

●

●

Lights left on reminder warning

●

●

●

Door ajar warning function

●

●

●

Turn indicator light operating noise

●

●

Central door locking control

●

Keyless entry

●

●

●

●

●

●

Keyless entry answer back

●

●

Multi-mode keyless entry

●

Electric window control

●

Electric window timer

●

●

Sunroof control

●

Windscreen wiper & washer control

●

●

●

Rear wiper & washer control

●

●

●

Motorized retractable door mirror control

●

●

Ignition key cylinder illumination light control

●

●

●

●

Tail light control

●

Headlight control

●

Headlight automatic cut-off

●

●

●

Fog light control

●

Turn indicator light control

●

●

Hazard light control

●

Interior light control

●

●

●

●

●

●

Interior light automatic cut-off

●

●

Door ajar indicator lamp

●

●

●

Security alarm

●

●

●

●

●

SWS – TROUBLESHOOTING

54B-26

10. Inspection Procedures Classified by Trouble Symptoms

Inspection Procedure

Can the MUT-II/III communicate with other systems?

Is communication with the MUT-II/III possible when the
ignition switch is set to the ON position?

Check connector C-225

Measure at ETACS-ECU connector C-225
• Detach the connector, and measure at the junction box

side

• Connectivity between 56 and body earth

OK: No connectivity

Check connectors C-06, C-122

Check the harness between the ETACS-ECU and the
diagnosis connectors

Confirm the trouble symptoms

Transient problem

Check MUT-II/III diagnosis circuit, and repair

Inspection procedure A-3 “No communication with
ETACS-ECU”. See p.54B-28

Check connector C-107

Check the harness between the ETACS-ECU and body
earth

Replace the ETACS-ECU

No communication with SWS monitor

Probable Cause

There may be a malfunction in the connections to the SWS
monitor

• Fault in SWS monitor main unit (I/F cartridge)
• Fault in SWS monitor harness
• Fault in harness / connectors
• Fault in ETACS-ECU

YES

NO

NO

YES

NG

NG

NG

NG

OK

OK

OK

OK

OK

NG

Repair

OK

NG

Repair

Repair

Repair