DETERMINING MALFUNCTIONING PART (HS-CAN) [MULTIPLEX COMMUNICATION SYSTEM (R.H.D.)]
id0902j4846700
1. Verify the CAN system-related module DTCs and the failed module using the (M-MDS).
2. Look for a DTC display pattern and failed module display pattern in tandem which match.
3. Refer to the matching tandem diagnostic results (A to L) and inspect the possible cause and inspection item.
4. Perform the DTC inspection after the repair procedure.
Diagnostic Table for Determining Malfunctioning Part
M-MDS display |
DTC display pattern |
||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|
DTC output module |
DTC |
||||||||||||
PCM (PCM)*1
|
U0101:00
|
|
|
|
×
|
|
|
|
|
|
|
|
|
U0121:00
|
|
×
|
|
|
|
|
|
|
|
|
|
|
|
U0140:00
|
|
|
|
|
|
×
|
|
|
|
|
|
|
|
U0151:00
|
|
|
|
|
|
|
|
×
|
|
|
|
|
|
U0155:00
|
|
|
|
|
|
|
|
|
|
|
|
×
|
|
PCM (PCM)*2
|
U0121:00
|
|
×
|
|
|
|
|
|
|
|
|
|
|
U0140:00
|
|
|
|
|
|
×
|
|
|
|
|
|
|
|
U0155
|
|
|
|
|
|
|
|
|
|
|
|
×
|
|
U0416
|
|
|
|
|
|
|
|
|
|
×
|
|
|
|
U0423
|
|
|
|
|
|
|
|
|
|
|
|
-
|
|
PCM (PCM)*3
|
U0121:00
|
|
×
|
|
|
|
|
|
|
|
|
|
|
U0122:86
|
|
×
|
|
|
|
|
|
|
|
|
|
|
|
U0122:87
|
|
×
|
|
|
|
|
|
|
|
|
|
|
|
U0155:00
|
|
×
|
|
|
|
|
|
|
|
|
|
|
|
U0167:00
|
|
|
|
|
|
|
|
|
|
|
|
×
|
|
U0300:87
|
|
|
|
|
×*7
|
|
|
|
|
|
|
×*8
|
|
ABS (ABS HU/CM)*4
|
U0100:00
|
×
|
|
|
|
|
|
|
|
|
|
|
|
U0155:00
|
|
|
|
|
|
|
|
|
|
|
|
×
|
|
U2101:00
|
|
|
|
|
|
|
|
|
|
|
|
-
|
|
ABS (DSC HU/CM)*5
|
U0100:00
|
×
|
|
|
|
|
|
|
|
|
|
|
|
U0126:00
|
|
|
|
|
|
|
|
|
|
×
|
|
|
|
U0155:00
|
|
|
|
|
|
|
|
|
|
|
|
×
|
|
U0401:68
|
-
|
|
|
|
|
|
|
|
|
|
|
|
|
U2101:00
|
|
|
|
|
|
|
|
|
|
|
|
-
|
|
BCM/GEM (BCM)
|
U0100:00
|
×
|
|
×
|
|
|
|
|
|
|
|
|
|
U0101:00
|
|
|
|
×
|
|
|
|
|
|
|
|
|
|
U0121:00
|
|
×
|
×
|
|
|
|
|
|
|
|
|
|
|
U0415:68
|
|
-
|
-
|
|
|
|
|
|
|
|
|
|
|
TCM (TCM)*6
|
U0100:00
|
×
|
|
×
|
|
|
|
|
|
|
|
|
|
U0121:00
|
|
×
|
×
|
|
|
|
|
|
|
|
|
|
|
RKE (Keyless control module)*7
|
U0028:87
|
|
|
|
|
|
×
|
|
|
|
|
|
|
U0100:00
|
×
|
|
×
|
|
|
|
|
|
|
|
|
|
|
U0401:68
|
-
|
|
-
|
|
|
|
|
|
|
|
|
|
|
RCM (SAS control module)
|
U0155:00
|
|
|
|
|
|
|
|
|
|
|
|
×
|
EPS (EPS control module)
|
U0100:00
|
×
|
|
×
|
|
|
|
×
|
|
×
|
|
|
|
U0401:00
|
-
|
|
-
|
|
|
|
-
|
|
-
|
|
|
|
|
VSM*9 (Theft-deterrent control module)
|
U0100:00
|
×
|
|
×
|
|
|
|
×
|
|
×
|
|
|
|
U0140:00
|
|
|
|
|
|
×
|
×
|
|
×
|
|
|
|
|
IC (Instrument cluster)
|
U0100:00
|
×
|
|
×
|
|
|
|
×
|
|
×
|
|
|
|
U0100:87
|
-
|
|
-
|
|
|
|
-
|
|
-
|
|
|
|
|
U0101:00
|
|
|
|
×
|
|
|
×
|
|
×
|
|
|
|
|
U0121:00
|
|
×
|
×
|
|
|
|
×
|
|
×
|
|
|
|
|
U0131:00
|
|
|
|
|
|
|
|
|
|
×
|
|
|
|
U0140:00
|
|
|
|
|
|
×
|
×
|
|
×
|
|
|
|
|
U0151:00
|
|
|
|
|
|
|
|
×
|
×
|
|
|
|
|
U0214:00
|
|
|
|
|
×
|
|
×
|
|
×
|
|
|
|
|
U0401:68
|
-
|
|
-
|
|
|
|
|
|
|
|
|
|
|
U0401:92
|
-
|
|
-
|
|
|
|
-
|
|
-
|
|
|
|
|
U0402:92
|
|
|
|
-
|
|
|
-
|
|
-
|
|
|
|
|
U0415:92
|
|
-
|
-
|
|
|
|
-
|
|
-
|
|
|
|
|
U0420:92
|
|
|
|
|
|
|
|
|
|
-
|
|
|
|
U0452:68
|
|
|
|
|
|
|
|
-
|
-
|
|
|
|
|
U0452:92
|
|
|
|
|
|
|
|
-
|
-
|
|
|
|
|
U0515:68
|
|
|
|
|
-
|
|
-
|
|
-
|
|
|
|
|
M-MDS display module
|
“Fail” display pattern
|
||||||||||||
PCM
|
×
|
|
×
|
|
|
|
×
|
|
×
|
|
|
|
|
ABS
|
|
×
|
×
|
|
|
|
×
|
|
×
|
|
|
|
|
BCM/GEM
|
|
|
|
|
|
×
|
×
|
|
×
|
|
|
|
|
TCM*6
|
|
|
|
×
|
|
|
×
|
|
×
|
|
|
|
|
RKE*7
|
|
|
|
|
×
|
|
×
|
|
×
|
|
|
|
|
RCM
|
|
|
|
|
|
|
|
×
|
×
|
|
|
|
|
EPS
|
|
|
|
|
|
|
|
|
|
×
|
|
|
|
VSM*9
|
|
|
|
|
|
|
|
|
|
|
×
|
|
|
IC
|
|
|
|
|
|
|
|
|
|
|
|
×
|
|
Item
|
Diagnostic result
|
||||||||||||
Possible cause and inspection item
|
A
|
B
|
C
|
D
|
E
|
F
|
G
|
H
|
I
|
J
|
K
|
L
|
|
Reference page
|
A
Possible cause
System wiring diagram
am2zzw00004670
|
Inspection item
B
Possible cause
System wiring diagram
am2zzw00004671
|
Inspection item
C
Possible cause
System wiring diagram
am2zzw00004672
|
Inspection item
D
Possible cause
System wiring diagram
am2zzw00004673
|
Inspection item
E
Possible cause
System wiring diagram
am2zzw00004674
|
Inspection item
F
Possible cause
System wiring diagram
am2zzw00004675
|
Inspection item
G
Possible cause
System wiring diagram
am2zzw00004676
|
Inspection item
H
Possible cause
System wiring diagram
am2zzw00004677
|
Inspection item
I
Possible cause
System wiring diagram
am2zzw00004678
|
Inspection item
J
Possible cause
System wiring diagram
am2zzw00004679
|
Inspection item
K
Possible cause
System wiring diagram
am2zzw00004680
|
Inspection item
L
Possible cause
System wiring diagram
am2zzw00004681
|
Inspection item