Mitsubishi Grandis. Manual - part 681

KEYLESS ENTRY SYSTEM

BODY

42-52

TAILGATE KEY SWITCH CHECK 
<VEHICLES WITHOUT KEYLESS ENTRY 
SYSTEM>

KEYLESS ENTRY SYSTEM

SERVICE SPECIFICATIONS

M1428000300063

Lever position Tester 

connection

Specified 
condition

At the "LOCK" 
position

1 

− Earth

Open circuit

At the 
"UNLOCK" 
position

1 

− Earth

Less than 2 
ohms

AC302761AB

1

Lock

Lever

Unlock

Switch 
position

Tester 
connection

Specified 
condition

LOCK

1 

− 2

Less than 2 
ohms

NEUTRAL 
(OFF)

1 

− 2, 2 − 3

Open circuit

UNLOCK

2 

− 3

Less than 2 
ohms

AC310786 AB

1 2 3

Item

Standard value

Voltage of transmitter battery V

2.5 ~ 3.2

KEYLESS ENTRY SYSTEM

BODY

42-53

SPECIAL TOOLS

M1428000600439

KEYLESS ENTRY SYSTEM

BODY

42-54

Tool

Number

Name

Use

MB991955

A: MB991824
B: MB991827
C: MB991910
D: MB991911
E: MB991825
F: MB991826

MUT-III sub-assembly

A: Vehicle 

communication 
interface (V.C.I.)

B: MUT-III USB cable
C: MUT-III main 

harness A 
(Vehicles with CAN 
communication 
system)

D: MUT-III main 

harness B 
(Vehicles without 
CAN 
communication 
system)

E: MUT-III 

measurement 
adapter

F: MUT-III trigger 

harness

Encrypted code registration

CAUTION

For vehicles with CAN 
communication, use MUT-III 
main harness A to send 
simulated vehicle speed. If you 
connect MUT-III main harness B 
instead, the CAN 
communication does not 
function correctly.

MB991910

MB991826

MB991955

MB991911

MB991824

MB991827

MB991825

A

B

C

D

E

F

DO NOT USED

KEYLESS ENTRY SYSTEM

BODY

42-55

TROUBLESHOOTING

M1428000700362

The keyless entry system is controlled by the Smart 
Wiring System (SWS). For troubleshooting, refer to 
GROUP 54B, Troubleshooting 

P.54B-27

 or GROUP 

54C, Troubleshooting 

P.54C-8

.

ON-VEHICLE SERVICE

KEYLESS ENTRY SYSTEM CHECK

M1428001400148

Check the system as described below. If the system 
does not work, carry out troubleshooting. Refer to 
GROUP 54B, Troubleshooting 

P.54B-27

 or GROUP 

54C, Troubleshooting 

P.54C-8

.

• Operate the transmitter to check that the doors 

and tailgate can be locked and unlocked.

• Operate the transmitter to check that the 

answerback function works in response to door 
and tailgate locking/unlocking.

MB991862

A: MB991806
B: MB991812
C: MB991822

SWS monitor kit

A: SWS monitor 

cartridge

B: SWS monitor 

harness (for 
column-ECU)

C: Probe harness

Encrypted code registration

MB991960

SWS customize 
harness

Encrypted code registration

Tool

Number

Name

Use

B991813

A

B

C

MB991960