Jeep Liberty KJ. Manual — part 1426
3.
RIGHT FRONT DOOR SPEAKER
Turn the ignition off.
Disconnect the Right Front Door Speaker harness connector.
Turn the ignition on.
Turn the radio on.
With the Scan Tool , erase the audio DTCs.
Cycle the ignition switch from off to on and wait 10 seconds.
With the Scan Tool , read DTC’s.
Does the Scan Tool display ALL OUTPUTS SHORT?
Yes
>> Go To 4
No
>> Replace the Right Front Door Speaker.
Perform BODY VERIFICATION TEST - VER 1.
4.
(+) CIRCUIT SHORTED TO GROUND
Turn the ignition off.
Disconnect the Left Front Door Speaker harness connector.
Disconnect the Right Front Door Speaker harness connector.
Disconnect the Radio C1 harness connector.
Measure the resistance between ground and each speaker (+) circuit.
Is the resistance below 1000.0 (1K) ohms?
Yes
>> Repair the speaker (+) circuit for a short to ground.
Perform BODY VERIFICATION TEST - VER 1.
No
>> Go To 5
5.
(-) CIRCUIT SHORTED TO GROUND
Turn the ignition off.
Disconnect the Left Front Door Speaker harness connector.
Disconnect the Right Front Door Speaker harness connector.
Disconnect the Radio C1 harness connector.
Measure the resistance between ground and each speaker (-) circuit.
Is the resistance below 1000.0 (1K) ohms?
Yes
>> Repair the speaker (-) circuit for a short to ground.
Perform BODY VERIFICATION TEST - VER 1.
No
>> Go To 6
8A - 8
AUDIO/VIDEO - ELECTRICAL DIAGNOSTICS
KJ
6.
SPEAKER (+) & (-) CIRCUITS SHORTED TOGETHER
Turn the ignition off.
Disconnect the Left Front Door Speaker harness connector.
Disconnect the Right Front Door Speaker harness connector.
Disconnect the Radio C1 harness connector.
Measure the resistance between each speaker (+) circuit and each speaker (-) circuit.
Is the resistance below 1000.0 (1K) ohms for any of the measurements?
Yes
>> Repair the shorted together speaker circuits.
Perform BODY VERIFICATION TEST - VER 1.
No
>> Go To 7
7.
SPEAKER SECTION OF RADIO
If there are no possible causes remaining, view repair.
Repair
Replace the Radio.
Perform BODY VERIFICATION TEST - VER 1.
KJ
AUDIO/VIDEO - ELECTRICAL DIAGNOSTICS
8A - 9
CASSETTE PLAYER INOP
For a complete wiring diagram Refer to Section 8W
•
When Monitored:
Continuously with the ignition and radio turned on.
•
Set Condition:
The code will set if the radio detects a internal cassette failure.
Possible Causes
INTERNAL FAILURE
Diagnostic Test
1.
INTERNAL FAILURE
NOTE: If a DTC is set, erase the DTC and attempt to reset the DTC. If DTC resets, follow this test.
This is an internal radio failure.
View repair
Repair
Replace the Radio.
Perform BODY VERIFICATION TEST - VER 1.
8A - 10
AUDIO/VIDEO - ELECTRICAL DIAGNOSTICS
KJ
CD CHANGER MECHANICAL FAILURE
For a complete wiring diagram Refer to Section 8W
•
When Monitored:
Continuously with the ignition and CD Changer turned on.
•
Set Condition:
The code will set if the CD Changer detects a mechanical failure.
Possible Causes
INTERNAL FAILURE
Diagnostic Test
1.
INTERNAL FAILURE
NOTE: Erase DTC and attempt to reset. If DTC resets, follow this test.
This is an internal CD Changer failure.
View repair
Repair
Replace the CD Changer.
Perform BODY VERIFICATION TEST - VER 1.
KJ
AUDIO/VIDEO - ELECTRICAL DIAGNOSTICS
8A - 11
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