Mitsubishi Lancer Evolution X. Manual - part 54

DIAGNOSIS

TSB Revision

CONTROLLER AREA NETWORK (CAN)

54C-241

STEP 37. Check the wiring harness between joint 
connector (CAN1) C-105 and combination meter connector 
C-04 for open circuit.

CAUTION

Strictly observe the specified wiring harness repair proce-
dure. For details refer to 

P.54C-7

.

(1) Disconnect joint connector (CAN1) C-105 and combination 

meter connector C-301, and check the wiring harness.

(2) Check the wiring harness between joint connector (CAN1) 

C-105 (terminal 3) and combination meter connector C-04 
(terminal 14)

OK: Continuity exists (2 Ω or less)

(3) Check the wiring harness between joint connector (CAN1) 

C-105 (terminal 14) and combination meter connector C-04 
(terminal 15)

OK: Continuity exists (2 Ω or less)

Q: Is the wiring harness between joint connector (CAN1) 

C-105 and combination meter connector C-04 in good 
condition?
YES (vehicles with KOS) : Go to Step 38.
YES (vehicles with WCM) : Go to Step 39.
NO ((vehicles with KOS or WCM) : Go to Step 48.

AC709707

AC709707 DB

Harness side: C-105

Harness side: C-04

TEST HARNESS

TEST HARNESS

AC709707 DC

Harness side: C-105

Harness side: C-04

TEST HARNESS

TEST 
HARNESS

DIAGNOSIS

TSB Revision

CONTROLLER AREA NETWORK (CAN)

54C-242

STEP 38. Check the wiring harness between joint 
connector (CAN1) C-105 and KOS-ECU connector C-05 for 
open circuit.
(1) Disconnect joint connector (CAN1) C-105 and KOS-ECU 

connector C-05, and check the wiring harness.

(2) Check the wiring harness between joint connector (CAN1) 

C-105 (terminal 9) and KOS-ECU connector C-05 (terminal 
1)

OK: Continuity exists (2 Ω or less)

(3) Check the wiring harness between joint connector (CAN1) 

C-105 (terminal 22) and KOS-ECU connector C-05 
(terminal 2)

OK: Continuity exists (2 Ω or less)

Q: Is the wiring harness between joint connector (CAN1) 

C-105 and KOS-ECU connector C-05 in good condition?
YES : Go to Step 40.
NO :  Go to Step 49.

AC709707 DD

Harness side: C-105

Harness side: C-05

TEST HARNESS

TEST HARNESS

AC709707 DE

Harness side: C-105

Harness side: C-05

TEST HARNESS

TEST 
HARNESS

DIAGNOSIS

TSB Revision

CONTROLLER AREA NETWORK (CAN)

54C-243

STEP 39. Check the wiring harness between joint 
connector (CAN1) C-105 and WCM connector C-07 for 
open circuit.
(1) Disconnect joint connector (CAN1) C-105 and WCM 

connector C-07, and check the wiring harness.

(2) Check the wiring harness between joint connector (CAN1) 

C-105 (terminal 7) and WCM connector C-07 (terminal 11)

OK: Continuity exists (2 Ω or less)

(3) Check the wiring harness between joint connector (CAN1) 

C-105 (terminal 20) and WCM connector C-07 (terminal 10)

OK: Continuity exists (2 Ω or less)

Q: Is the wiring harness between joint connector (CAN1) 

C-105 and WCM connector C-07 in good condition?
YES : Go to Step 40.
NO :  Go to Step 50.

AC709707

AC709707 DF

Harness side: C-105
Harness side: C-07

TEST HARNESS

TEST 
HARNESS

AC709707 DG

Harness side: C-105

Harness side: C-07

TEST 
HARNESS

TEST 
HARNESS

DIAGNOSIS

TSB Revision

CONTROLLER AREA NETWORK (CAN)

54C-244

STEP 40. Check the wiring harness between joint 
connector (CAN1) C-105 and SRS-ECU connector C-37 for 
open circuit.
(1) Disconnect joint connector (CAN1) C-105 and SRS-ECU 

connector C-37, and check the wiring harness.

(2) Check the wiring harness between joint connector (CAN1) 

C-105 (terminal 8) and SRS-ECU connector C-37 (terminal 
15)

OK: Continuity exists (2 Ω or less)

(3) Check the wiring harness between joint connector (CAN1) 

C-105 (terminal 21) and SRS-ECU connector C-37 
(terminal 16)

OK: Continuity exists (2 Ω or less)

Q: Is the wiring harness between joint connector (CAN1) 

C-105 and SRS-ECU connector C-37 in good condition?
YES : Go to Step 41.
NO :  Go to Step 51.

AC709707

AC709707 BZ

Harness side: C-105

Harness side: C-37

TEST HARNESS

TEST 
HARNESS

AC709707 DH

Harness side: C-105

Harness side: C-37

TEST HARNESS

TEST 
HARNESS