TSB-23-90-001

Service Bulletin Details

Public Details for: TSB-23-90-001

Service manual revision - this technical service bulletin provides additional circuit diagrams for the high voltage power supply control system section.


- 2017 - 2016 - 2014 - 2013 - 2012 -

Models from 2017
2017 MITSUBISHI I-MIEV
Models from 2016
2016 MITSUBISHI I-MIEV
Models from 2014
2014 MITSUBISHI I-MIEV
Models from 2013
2013 MITSUBISHI I-MIEV
Models from 2012
2012 MITSUBISHI I-MIEV 
SUBJECT:
HIGH VOLTAGE POWER SUPPLY CONTROL SYSTEM
CIRCUIT DIAGRAMS – SERVICE MANUAL REVISION
No:
TSB-23-90-001
DATE:
October 2023
MODEL:
See below
CIRCULATE TO:
[ ] GENERAL MANAGER
[ X ] PARTS MANAGER
[ X ] TECHNICIAN
[ X ] SERVICE ADVISOR
[ X ] SERVICE MANAGER
[ X ] WARRANTY PROCESSOR
[ ] SALES MANAGER
PURPOSE
This TSB provides additional circuit diagrams for the High Voltage Power Supply Control
System section in the applicable Service Manuals.
AFFECTED VEHICLES
2012-2017 i-MiEV
AFFECTED SERVICE MANUAL
• 2012-2017 i-MiEV Service
Manuals
PROCEDURE
Please use the chart below to add the attached supplemental circuit diagrams for
the affected Service Manuals, Group 90, High Voltage Power Supply Control System.
Applicable Manual
2012
i-MiEV Service
Manual
2013*
i-MiEV Service
Manual
2016
i-MiEV Service
Manual
2017**
i-MiEV Service
Manual
Pub. No.
MSCD-018B-2012
Applicable Title
HIGH VOLTAGE POWER SUPPLY CONTROL SYSTEM
MSCD-018B-2013
HIGH VOLTAGE POWER SUPPLY CONTROL SYSTEM
MSCD-018B-2016
HIGH VOLTAGE POWER SUPPLY CONTROL SYSTEM
Contents
Attached
sheet 15,
18
Attached
sheet 16,
18
Attached
sheet 17,
18
MSCD-018B-2016
* 2013MY vehicles sold in Canada only
**2017MY vehicles refer to 2016 i-MiEV Service Manual
Copyright 2023, Mitsubishi Motors North America, Inc.
The information contained in this bulletin is subject to change. For the latest version of this document, go to the
Mitsubishi Dealer Link, MEDIC, or the Mitsubishi Service Information website (www.mitsubishitechinfo.com).
10/23/2023
1 of 10
(5017/MSB20EXML90001)
Attached sheet 15
CIRCUIT DIAGRAMS
HIGH VOLTAGE POWER SUPPLY CONTROL SYSTEM
Attached sheet 18
TSB Revision

10/23/2023
2 of 10
(5017/MSB20EXML90001)
90-39
90-40
Attached sheet 18
CIRCUIT DIAGRAMS
Attached sheet 16
HIGH VOLTAGE POWER SUPPLY CONTROL SYSTEM
TSB Revision

10/23/2023
3 of 10
(5017/MSB20EXML90001)
Attached sheet 17
CIRCUIT DIAGRAMS
HIGH VOLTAGE POWER SUPPLY CONTROL SYSTEM
Attached sheet 18

10/23/2023
TSB Revision
4 of 10
(5017/MSB20EXML90001)
90-43
Attached sheet 18
CIRCUIT DIAGRAMS
HIGH VOLTAGE POWER SUPPLY CONTROL SYSTEM
HIGH VOLTAGE POWER SUPPLY CONTROL SYSTEM (CONTINUED)
7
SHIFT POSITION SWITCH
ACOUSTIC
VEHICLE
ALERTINGECU
EV-ECU
C-110
E-11
WIRE COLOR CODE
B : BLACK LG : LIGHT GREEN G : GREEN L : BLUE W : WHITE Y : YELLOW SB : SKY BLUE
BR : BROWN O : ORANGE GR : GRAY R : RED P : PINK V : VIOLET PU : PURPLE SI : SILVER
BCKA6729AA
TSB Revision
10/23/2023
5 of 10
(5017/MSB20EXML90001)
CIRCUIT DIAGRAMS
Attached sheet 19
HIGH VOLTAGE POWER SUPPLY CONTROL SYSTEM
HIGH VOLTAGE POWER SUPPLY CONTROL SYSTEM (CONTINUED)
MAIN
BATTERY
(FUSE
12
)
(FUSE
ETACS-ECU
15
)
EV-ECU
COMBINATION
METER
BUZZER
ON BOARD
CHARGER/
DC-DC
CONVERTER
ON BOARD
CHARGER/
DC-DC
CONVERTER
INVERTER
HIGH
VOLTAGE
FUSE
DIAGNOSIS
CONNECTOR
EARTH
DISCHARGE
CIRCUIT
NOTE
: INDICATES THE HIGH VOLTAGE CABLES,
WIRING HARNESSES OR CONNECTORS.
: LHD
: RHD
FRONT
SIDE
Wire colour code
B : Black LG : Light green G : Green L : Blue W : White Y : Yellow SB : Sky blue
BR : Brown O : Orange GR : Grey R : Red P : Pink V : Violet PU : Purple SI : Silver

SHIFT POSITION
SWITCH (MAIN)
NOTE
: LHD
: RHD
EV-ECU
SHIFT POSITION
SWITCH (SUB)
Wire colour code
B : Black LG : Light green G : Green L : Blue W : White Y : Yellow SB : Sky blue
BR : Brown O : Orange GR : Grey R : Red P : Pink V : Violet PU : Purple SI : Silver
BCKA6731AA
TSB Revision
10/23/2023
6 of 10
(5017/MSB20EXML90001)
CIRCUIT DIAGRAMS
Attached sheet 20
HIGH VOLTAGE POWER SUPPLY CONTROL SYSTEM
HIGH VOLTAGE POWER SUPPLY CONTROL SYSTEM (CONTINUED)
MAIN
BATTERY
(FUSE
12
)
(FUSE
ETACS-ECU
15
)
EV-ECU
COMBINATION
METER
BUZZER
ON BOARD
CHARGER/
DC-DC
CONVERTER
ON BOARD
CHARGER/
DC-DC
CONVERTER
INVERTER
HIGH
VOLTAGE
FUSE
DIAGNOSIS
CONNECTOR
EARTH
DISCHARGE
CIRCUIT
NOTE
: INDICATES THE HIGH VOLTAGE CABLES,
WIRING HARNESSES OR CONNECTORS.
: LHD
: RHD
FRONT
SIDE
Wire colour code
B : Black LG : Light green G : Green L : Blue W : White Y : Yellow SB : Sky blue
BR : Brown O : Orange GR : Grey R : Red P : Pink V : Violet PU : Purple SI : Silver

SHIFT POSITION SWITCH
EV-ECU
Wire colour code
B : Black LG : Light green G : Green L : Blue W : White Y : Yellow SB : Sky blue
BR : Brown O : Orange GR : Grey R : Red P : Pink V : Violet PU : Purple SI : Silver
BCKA6732AA
TSB Revision
10/23/2023
7 of 10
(5017/MSB20EXML90001)
CIRCUIT DIAGRAMS
Attached sheet 21
HIGH VOLTAGE POWER SUPPLY CONTROL SYSTEM
HIGH VOLTAGE POWER SUPPLY CONTROL SYSTEM (CONTINUED)
MAIN
BATTERY
(FUSE
12
)
(FUSE
ETACS-ECU
15
)
EV-ECU
COMBINATION
METER
BUZZER
ON BOARD
CHARGER/
DC-DC
CONVERTER
ON BOARD
CHARGER/
DC-DC
CONVERTER
INVERTER
HIGH
VOLTAGE
FUSE
DIAGNOSIS
CONNECTOR
EARTH
DISCHARGE
CIRCUIT
NOTE
: INDICATES THE HIGH VOLTAGE CABLES,
WIRING HARNESSES OR CONNECTORS.
: LHD
: RHD
FRONT
SIDE
Wire colour code
B : Black LG : Light green G : Green L : Blue W : White Y : Yellow SB : Sky blue
BR : Brown O : Orange GR : Grey R : Red P : Pink V : Violet PU : Purple SI : Silver

SHIFT POSITION SWITCH
EV-ECU
Wire colour code
B : Black LG : Light green G : Green L : Blue W : White Y : Yellow SB : Sky blue
BR : Brown O : Orange GR : Grey R : Red P : Pink V : Violet PU : Purple SI : Silver
BCKA6732AA
TSB Revision
10/23/2023
8 of 10
(5017/MSB20EXML90001)
CIRCUIT DIAGRAMS
Attached sheet 22
HIGH VOLTAGE POWER SUPPLY CONTROL SYSTEM
HIGH VOLTAGE POWER SUPPLY CONTROL SYSTEM (CONTINUED)
(FUSE
12
)
(FUSE
ETACS-ECU
15
TARCTION
BATTERY
)
EV-ECU
COMBINATION
METER
BUZZER
ON BOARD
CHARGER/
DC-DC
CONVERTER
ON BOARD
CHARGER/
DC-DC
CONVERTER
INVERTER
HIGH
VOLTAGE
FUSE
DIAGNOSIS
CONNECTOR
EARTH
DISCHARGE
CIRCUIT
NOTE
: INDICATES THE HIGH VOLTAGE CABLES,
WIRING HARNESSES OR CONNECTORS.
: LHD
: RHD
FRONT
SIDE
HARNESS SIDE
Wire colour code
B : Black LG : Light green G : Green L : Blue W : White Y : Yellow SB : Sky blue
BR : Brown O : Orange GR : Grey R : Red P : Pink V : Violet PU : Purple SI : Silver

SHIFT POSITION SWITCH
ACOUSTIC
VEHICLE
ALERTINGECU
EV-ECU
Wire colour code
B : Black LG : Light green G : Green L : Blue W : White Y : Yellow SB : Sky blue
BR : Brown O : Orange GR : Grey R : Red P : Pink V : Violet PU : Purple SI : Silver
BCKA6733AA
TSB Revision
10/23/2023
9 of 10
(5017/MSB20EXML90001)
CIRCUIT DIAGRAMS
HIGH VOLTAGE POWER SUPPLY CONTROL SYSTEM
Attached sheet 23
HIGH VOLTAGE POWER SUPPLY CONTROL SYSTEM (CONTINUED)
TARCTION
BATTERY
(FUSE
12
)
(FUSE
ETACS-ECU
15
)
EV-ECU
COMBINATION
METER
BUZZER
ON BOARD
CHARGER/
DC-DC
CONVERTER
ON BOARD
CHARGER/
DC-DC
CONVERTER
INVERTER
HIGH
VOLTAGE
FUSE
DIAGNOSIS
CONNECTOR
EARTH
DISCHARGE
CIRCUIT
NOTE
: INDICATES THE HIGH VOLTAGE CABLES,
WIRING HARNESSES OR CONNECTORS.
FRONT
SIDE
Wire colour code
B : Black LG : Light green G : Green L : Blue W : White Y : Yellow SB : Sky blue
BR : Brown O : Orange GR : Grey R : Red P : Pink V : Violet PU : Purple SI : Silver

SHIFT POSITION SWITCH
EV-ECU
Wire colour code
B : Black LG : Light green G : Green L : Blue W : White Y : Yellow SB : Sky blue
BR : Brown O : Orange GR : Grey R : Red P : Pink V : Violet PU : Purple SI : Silver
BCKA6732AA
TSB Revision
10/23/2023
10 of 10
(5017/MSB20EXML90001)

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