Jeep Liberty KJ. Manual — part 136
EVIC INTERNAL FAILURE
For a complete wiring diagram Refer to Section 8W.
•
When Monitored:
With the ignition on.
•
Set Condition:
The EVIC detects an internal failure.
Possible Causes
ELECTRONIC VEHICLE INFORMATION CENTER
Diagnostic Test
1.
ELECTRONIC VEHICLE INFORMATION CENTER
Turn the ignition off.
Depress and hold the RESET and C/T buttons while turning the ignition on.
NOTE: This test may also be performed using the scan tool.
Does the EVIC or scan tool display
(
FAIL
(
?
Yes
>> Replace the EVIC in accordance with the Service Information.
Perform BODY VERIFICATION TEST - VER 1. (Refer to 8 - ELECTRICAL/ELECTRONIC CONTROL
MODULES - STANDARD PROCEDURE)
No
>> Test Complete.
8M - 6
OVERHEAD CONSOLE - ELECTICAL DIAGNOSTICS
KJ
NO BCM MESSAGES RECEIVED
For a complete wiring diagram Refer to Section 8W.
•
When Monitored:
When the ignition is turned on.
•
Set Condition:
No PCI Bus message received for 5 seconds after the ignition is turned on. No PCI Bus message is indicated
by dashes in the VF display. When valid data is received, the data will replace the dashes.
Possible Causes
DTC PRESENT
NO RESPONSE - PCI BUS - BCM
ELECTRONIC VEHICLE INFORMATION CENTER
Diagnostic Test
1.
DTC PRESENT
With the scan tool, erase DTCs.
Cycle the ignition and wait approximately 1 minute.
With the scan tool, read DTCs.
Did this DTC reset?
Yes
>> Go To 2
No
>> The condition is not present at this time. Monitor scan tool parameters while wiggling the related wire
harness. refer to any Technical Service Bulletins (TSB) that may apply. Visually inspect the related wir-
ing harness and connector terminals.
Perform BODY VERIFICATION TEST - VER 1. (Refer to 8 - ELECTRICAL/ELECTRONIC CONTROL
MODULES - STANDARD PROCEDURE)
2.
ELECTRONIC VEHICLE INFORMATION CENTER
Turn the ignition on.
With the scan tool, attempt to I/D or communicate with the BCM.
Was the scan tool able to communicate with the BCM?
Yes
>> Replace the EVIC in accordance with the Service Information.
Perform BODY VERIFICATION TEST - VER 1. (Refer to 8 - ELECTRICAL/ELECTRONIC CONTROL
MODULES - STANDARD PROCEDURE)
No
>> Refer to the COMMUNICATION category and perform the appropriate symptom.
Perform BODY VERIFICATION TEST - VER 1. (Refer to 8 - ELECTRICAL/ELECTRONIC CONTROL
MODULES - STANDARD PROCEDURE)
KJ
OVERHEAD CONSOLE - ELECTICAL DIAGNOSTICS
8M - 7
NO PCM MESSAGES RECEIVED
For a complete wiring diagram Refer to Section 8W.
•
When Monitored:
When the ignition is turned on.
•
Set Condition:
No PCI Bus message received for 5 seconds after the ignition is turned on. No PCI Bus message is indicated
by dashes in the VF display. When valid data is received, the data will replace the dashes.
Possible Causes
DTC PRESENT
NO RESPONSE - PCI BUS - PCM
ELECTRONIC VEHICLE INFORMATION CENTER
Diagnostic Test
1.
DTC PRESENT
With the scan tool, erase DTCs.
Cycle the ignition and wait approximately 1 minute.
With the scan tool, read DTCs.
Did this DTC reset?
Yes
>> Go To 2
No
>> The condition is not present at this time. Monitor scan tool parameters while wiggling the related wire
harness. Refer to any Technical Service Bulletins (TSB) that may apply. Visually inspect the related wir-
ing harness and connector terminals.
Perform BODY VERIFICATION TEST - VER 1. (Refer to 8 - ELECTRICAL/ELECTRONIC CONTROL
MODULES - STANDARD PROCEDURE)
2.
ELECTRONIC VEHICLE INFORMATION CENTER
Turn the ignition on.
With the scan tool, enter Body Computer, System Tests, then PCM Monitor.
Does the scan tool display PCM Active on the Bus?
Yes
>> Replace the EVIC in accordance with the Service Information.
Perform BODY VERIFICATION TEST - VER 1. (Refer to 8 - ELECTRICAL/ELECTRONIC CONTROL
MODULES - STANDARD PROCEDURE)
No
>> Refer to the COMMUNICATION category and perform the appropriate symptom.
Perform BODY VERIFICATION TEST - VER 1. (Refer to 8 - ELECTRICAL/ELECTRONIC CONTROL
MODULES - STANDARD PROCEDURE)
8M - 8
OVERHEAD CONSOLE - ELECTICAL DIAGNOSTICS
KJ
*EVIC INOPERATIVE
For a complete wiring diagram Refer to Section 8W.
KJ
OVERHEAD CONSOLE - ELECTICAL DIAGNOSTICS
8M - 9
Нет комментариевНе стесняйтесь поделиться с нами вашим ценным мнением.
Текст