Dodge Ram Truck 1500-2500-3500. Manual — part 455
MESSAGE SYSTEMS
TABLE OF CONTENTS
page
page
DIAGNOSTICS . . . . . . . . . . . . . . . . . . . . . . . . . . . 1
INFORMATION . . . . . . . . . . . . . . . . . . . . . . . . . . 22
OVERHEAD CONSOLE - ELECTRICAL DIAGNOSTICS
TABLE OF CONTENTS
page
page
OVERHEAD CONSOLE - ELECTRICAL
DIAGNOSTICS
DIAGNOSIS AND TESTING
. . . . . . . . . . . . . . . 2
. . . . . . . . . . . . . . . 3
SERVICE MANUAL . . . . . . . . . . . . . . . . . . . . . 4
FCM - AMBIENT TEMP CONFIGURATION
ERROR . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
FCM - AMBIENT TEMP SENSOR INPUT
LOW . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
FCM - AMBIENT TEMP SENSOR INPUT
OPEN . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
SERVICE INFORMATION . . . . . . . . . . . . . . . . 12
*AVERAGE FUEL ECONOMY INACCURATE
OR WRONG . . . . . . . . . . . . . . . . . . . . . . . . . . 13
*DISTANCE TO EMPTY INACCURATE OR
WRONG . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14
INACCURATE OR WRONG . . . . . . . . . . . . . . 15
WRONG . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
. . . . . . . . . . . . . . 19
*TEMPERATURE DISPLAY INACCURATE OR
INOPERATIVE . . . . . . . . . . . . . . . . . . . . . . . . 20
OVERHEAD CONSOLE - ELECTRICAL DIAGNOSTICS
DIAGNOSIS AND TESTING
DR/DH
MESSAGE SYSTEMS
8M - 1
BUS MESSAGES MISSING
For a complete wiring diagram Refer to Section 8W.
Possible Causes
NO RESPONSE - PCI BUS - PCM
NO RESPONSE - PCI BUS - MIC
1.
NO RESPONSE - PCI BUS - PCM
Turn the ignition on.
With the DRBIII
T
, select SYSTEM MONITORS, then J1850 Module Scan..
Does the DRBIII
T
display PCM Active on the Bus?
Yes
>> Go To 2
No
>> Refer to COMMUNICATION category for the related symptom.
Perform BODY VERIFICATION TEST - VER 1. (Refer to BODY VERIFICATION TEST - VER 1.)
2.
NO RESPONSE - PCI BUS - MIC
Turn the ignition on.
With the DRBIII
T
, select Electro/Mechanical Instrument Cluster.
Is there a response from the Instrument Cluster?
Yes
>> Replace and configure the Electronic Overhead Module in accordance with the Service Information.
Perform BODY VERIFICATION TEST - VER 1. (Refer to BODY VERIFICATION TEST - VER 1.)
No
>> Refer to COMMUNICATION category for the related symptom.
Perform BODY VERIFICATION TEST - VER 1. (Refer to BODY VERIFICATION TEST - VER 1.)
8M - 2
OVERHEAD CONSOLE - ELECTRICAL DIAGNOSTICS
DR/DH
CMTC INTERNAL FAILURE
For a complete wiring diagram Refer to Section 8W.
Possible Causes
ELECTRONIC OVERHEAD MODULE
Diagnostic Test
1.
ELECTRONIC OVERHEAD MODULE
Perform the EOM Self Test.
Turn the ignition off.
Press and hold the C/T button and the RESET button.
Turn the ignition on.
NOTE: The EOM Self Test can also be performed using the DRBIII
T
.
Turn the ignition on.
With the DRBIII
T
, select body, EOM, System Test, then Self Test.
Observe the DRBIII
T
or the EOM display following the Self Test.
When the trouble code EOM INTERNAL FAILURE is displayed, View repair.
Repair
Replace and program the Electronic Overhead Module in accordance with the service information.
Perform BODY VERIFICATION TEST - VER 1. (Refer to BODY VERIFICATION TEST - VER 1.)
DR/DH
OVERHEAD CONSOLE - ELECTRICAL DIAGNOSTICS
8M - 3
Нет комментариевНе стесняйтесь поделиться с нами вашим ценным мнением.
Текст