215922
409
Revision A
Fault
Codes
Telltale
Short
Description
Full
Fault
Description
Recommended
Fix/Check
Message
SA
SPN
FMI
23
521489
1
Electrical
Sys
te
m
Mas
te
r
Module
Offline
CAN
1
Offline
Check
Module
connector
s;
if
ok,
Contact
Dealer
23
521489
2
Electrical
Sys
te
m
Mas
te
r
Module
Offline
CAN
2
Offline
Check
Module
connector
s;
if
ok,
Contact
Dealer
23
521489
3
Electrical
Sys
te
m
Mas
te
r
Module
Offline
CAN
1
&
2
Offline
Check
Module
connector
s;
if
ok,
Contact
Dealer
23
521489
4
Electrical
Sys
te
m
Mas
te
r
Module
Offline
CAN
3
Offline
Check
Module
connector
s;
if
ok,
Contact
Dealer
23
521489
5
Electrical
Sys
te
m
Mas
te
r
Module
Offline
CAN
1
&
3
Offline
Check
Module
connector
s;
if
ok,
Contact
Dealer
23
521489
6
Electrical
Sys
te
m
Mas
te
r
Module
Offline
CAN
2
&
3
Offline
Check
Module
connector
s;
if
ok,
Contact
Dealer
23
521489
7
Electrical
Sys
te
m
Mas
te
r
Module
Offline
CAN
1
&
2
&
3
Offline
Check
Module
connector
s
&
Module
fuse;
if
ok,
Contact
Dealer
23
521490
1
Electrical
Sys
te
m
Ext.
Module
Offline
Firewall
Ext
ension
Module
Offline
Check
Module
connector
s
&
Module
fuse;
if
ok,
Contact
Dealer
23
521491
1
Electrical
Sys
te
m
Ext.
Module
Offline
Chassis
Ext
ension
Module
Offline
Check
Module
connector
s
&
Module
fuse;
if
ok,
Contact
Dealer
23
521492
1
Electrical
Sys
te
m
Display
Offline
CAN
1
Offline
Check
Module
connector
s;
if
ok,
Contact
Dealer
23
521492
2
Electrical
Sys
te
m
Display
Offline
CAN
2
Offline
Check
Module
connector
s;
if
ok,
Contact
Dealer
23
521492
3
Electrical
Sys
te
m
Display
Offline
CAN
1
&
2
Offline
Contact
Dealer
23
521493
1
Electrical
Sys
te
m
Relay
Module
Offline
Roof
Relay
Module
Offline
Check
Module
connector
s
&
Module
fuse;
if
ok,
Contact
Dealer
23
521494
1
Electrical
Sys
te
m
Relay
Module
Offline
Chassis
Relay
Module
Offline
Check
Module
connector
s
&
Module
fuse;
if
ok,
Contact
Dealer
23
521495
1
Electrical
Sys
te
m
Console
Offline
Console
Offline
Check
Module
connector
s
&
Module
fuse;
if
ok,
Contact
Dealer
23
521496
1
Electrical
Sys
te
m
HVAC
ECU
Offine
HVAC
ECU
Offine
Check
Module
connector
s
&
Module
fuse;
if
ok,
Contact
Dealer