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Symptom List:
CD CHANGER PLAY FAILURE
CD CHANGER READ FAILURE
IMPROPER DISK IN CD CHANGER
Test Note: All symptoms listed above are diagnosed using the same tests.
The title for the tests will be CD CHANGER PLAY FAILURE.
When Monitored and Set Condition:
CD CHANGER PLAY FAILURE
When Monitored: Continuously with the ignition and CD Changer turned on.
Set Condition: If the CD is scratched, dirty, so that the head cannot play the disk, the
code will set.
CD CHANGER READ FAILURE
When Monitored: Continuously with the ignition and CD Changer turned on.
Set Condition: The code will set if a CD that is not formatted as a music CD is installed
in the CD Changer.
IMPROPER DISK IN CD CHANGER
When Monitored: Continuously with the ignition and CD Changer turned on.
Set Condition: The code will set if a CD that is not formatted as a music CD is installed
in the CD Changer.
POSSIBLE CAUSES
CD CHANGER PLAY OR READ FAILURE
TEST ACTION APPLICABILITY
1 Replace the problem CD with a good, clean, unscratched, music CD.
Turn the radio on and select the good CD.
With the DRBIIIt, read DTC's.
Does the DRBIIItdisplay CD CHANGER PLAY FAILURE, READ FAILURE, or
IMPROPER DISK IN CD CHANGER?All
Ye s®Replace the CD Changer.
Perform BODY VERIFICATION TEST - VER 1.
No®Test Complete.
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Symptom:
CD CHANGER POWER SUPPLY TOO HIGH
When Monitored and Set Condition:
CD CHANGER POWER SUPPLY TOO HIGH
When Monitored: Continuously with the ignition and CD Changer turned on.
Set Condition: The code will set if the radio detects voltage above 16.0 volts for 5 seconds.
POSSIBLE CAUSES
CD CHANGER POWER SUPPLY TOO HIGH
POWER SUPPLY OF CD CHANGER
TEST ACTION APPLICABILITY
1 Turn the ignition off.
Disconnect the CD Changer harness connector.
Start the engine.
Measure the voltage of the Ignition Switch Output circuit.
Is the voltage above 16.0 volts?All
Ye s®Repair the charging system as necessary.
Perform BODY VERIFICATION TEST - VER 1.
No®Replace the CD Changer.
Perform BODY VERIFICATION TEST - VER 1.
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Symptom List:
CD CHANGER TEMPERATURE HIGH
CD CHANGER TEMPERATURE LOW
Test Note: All symptoms listed above are diagnosed using the same tests.
The title for the tests will be CD CHANGER TEMPERATURE
HIGH.
When Monitored and Set Condition:
CD CHANGER TEMPERATURE HIGH
When Monitored: Continuously with the ignition and CD Changer turned on.
Set Condition: The code will set if the temperature inside the CD Changer is above +65É
C (+145É F).
CD CHANGER TEMPERATURE LOW
When Monitored: Continuously with the ignition and CD Changer turned on.
Set Condition: The code will set if the temperature inside the CD Changer is below -23É
C (-10É F).
POSSIBLE CAUSES
LOW OR HIGH TEMPERATURE FAILURE
TEST ACTION APPLICABILITY
1 With the DRBIIIt, erase the audio DTC's.
Start the engine and allow the engine to reach normal operating temperature.
If the vehicle has been in the hot sunlight or extreme cold move the vehicle indoors
and open the doors to allow the inside temperature to stabilize.
The CD Changer will operate between -23É C and 65É C (-10É F and +145É F).
With the DRBIIIt, read DTC's.
Does the DRBIIItdisplay CD CHANGER TEMPERATURE LOW or CD CHANGER
TEMPERATURE HIGH?All
Ye s®Replace the CD Changer.
Perform BODY VERIFICATION TEST - VER 1.
No®Test Complete.
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Symptom List:
CD PLAY FAILURE
CD READ FAILURE
IMPROPER DISK IN CD
Test Note: All symptoms listed above are diagnosed using the same tests.
The title for the tests will be CD PLAY FAILURE.
When Monitored and Set Condition:
CD PLAY FAILURE
When Monitored: Continuously with the ignition and the radio CD player turned on.
Set Condition: If the CD is scratched, dirty, so that the head cannot play the disk, the
code will set.
CD READ FAILURE
When Monitored: Continuously with the ignition and the radio CD player turned on.
Set Condition: The code will set if a CD that is not formatted as a music CD is installed
in the radio CD player.
IMPROPER DISK IN CD
When Monitored: Continuously with the ignition and the radio CD player turned on.
Set Condition: The code will set if a CD that is not formatted as a music CD is installed
in the radio CD player.
POSSIBLE CAUSES
CD PLAY, READ OR IMPROPER DISK FAILURE
TEST ACTION APPLICABILITY
1 Replace the problem CD with a good, clean, unscratched, music CD.
Turn the radio CD player on.
With the DRBIIIt, read DTC's.
Does the DRBIIItdisplay CD PLAY FAILURE, CD READ FAILURE, or IMPROPER
DISK IN CD?All
Ye s®Replace the Radio.
Perform BODY VERIFICATION TEST - VER 1.
No®Test Complete.
199
AUDIO
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Symptom List:
CD TEMPERATURE HIGH
CD TEMPERATURE LOW
Test Note: All symptoms listed above are diagnosed using the same tests.
The title for the tests will be CD TEMPERATURE HIGH.
When Monitored and Set Condition:
CD TEMPERATURE HIGH
When Monitored: Continuously with the ignition and the radio CD player turned on.
Set Condition: The code will set if the temperature inside the radio CD player is above
+65É C (+145É F).
CD TEMPERATURE LOW
When Monitored: Continuously with the ignition and the radio CD player turned on.
Set Condition: The code will set if the temperature inside the radio CD player is below
-23É C (-10É F).
POSSIBLE CAUSES
LOW OR HIGH TEMPERATURE FAILURE
TEST ACTION APPLICABILITY
1 With the DRBIIIt, erase the audio DTC's.
Start the engine and allow the engine to reach normal operating temperature.
If the vehicle has been in the hot sunlight or extreme cold move the vehicle indoors
and open the doors to allow the inside temperature to stabilize.
The radio CD player will operate between -23É C and 65É C (-10É F and +145É F).
With the DRBIIIt, read DTC's.
Does the DRBIIItdisplay CD TEMPERATURE LOW or CD TEMPERATURE
HIGH?All
Ye s®Replace the Radio.
Perform BODY VERIFICATION TEST - VER 1.
No®Test Complete.
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AUDIO
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Symptom:
FRONT OUTPUT SHORT
When Monitored and Set Condition:
FRONT OUTPUT SHORT
When Monitored: Ignition in RUN and IOD fuse installed.
Set Condition: The radio has sensed a short on the front output for more than 10 seconds.
POSSIBLE CAUSES
DETERMINE FAULT
LEFT I/P SPEAKER
LEFT FRONT DOOR SPEAKER
RIGHT I/P SPEAKER
RIGHT FRONT DOOR SPEAKER
(+) CIRCUIT SHORTED TO GROUND
(-) CIRCUIT SHORTED TO GROUND
SPEAKER (+) & (-) CIRCUITS SHORTED TOGETHER
SPEAKER SECTION OF RADIO
TEST ACTION APPLICABILITY
1 Turn the ignition on.
Turn the Radio on.
With the DRBIIIt, erase the audio DTC's.
Cycle the ignition switch from off to on and wait 10 seconds.
With the DRBIIIt, read the audio DTC's.
Does the DRBIIItdisplay FRONT OUTPUT SHORT?All
Ye s®Go To 2
No®Refer to the wiring diagrams located in the service information to
help isolate a possible intermittent short.
Perform BODY VERIFICATION TEST - VER 1.
2 Turn the ignition off.
Disconnect the Left I/P Speaker harness connector.
Turn the ignition on.
Turn the radio on.
With the DRBIIIt, erase the audio DTCs.
Cycle the ignition switch from off to on and wait 10 seconds.
With the DRBIIIt, read DTC's.
Does the DRBIIItdisplay FRONT OUTPUT SHORT?All
Ye s®Go To 3
No®Replace the Left I/P Speaker.
Perform BODY VERIFICATION TEST - VER 1.
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TEST ACTION APPLICABILITY
3 Turn the ignition off.
Disconnect the Left Front Door Speaker harness connector.
Turn the ignition on.
Turn the radio on.
With the DRBIIIt, erase the audio DTCs.
Cycle the ignition switch from off to on and wait 10 seconds.
With the DRBIIIt, read DTC's.
Does the DRBIIItdisplay FRONT OUTPUT SHORT?All
Ye s®Go To 4
No®Replace the Left Front Door Speaker. Note: On the premium
system, check the I/P speaker circuits between the LF door
speaker and the Left I/P speaker for a short to ground or shorted
together condition before replacing speaker.
Perform BODY VERIFICATION TEST - VER 1.
4 Turn the ignition off.
Disconnect the Right I/P Speaker harness connector.
Turn the ignition on.
Turn the radio on.
With the DRBIIIt, erase the audio DTCs.
Cycle the ignition switch from off to on and wait 10 seconds.
With the DRBIIIt, read DTC's.
Does the DRBIIItdisplay FRONT OUTPUT SHORT?All
Ye s®Go To 5
No®Replace the Right I/P Speaker.
Perform BODY VERIFICATION TEST - VER 1.
5 Turn the ignition off.
Disconnect the Right Front Door Speaker harness connector.
Turn the ignition on.
Turn the radio on.
With the DRBIIIt, erase the audio DTCs.
Cycle the ignition switch from off to on and wait 10 seconds.
With the DRBIIIt, read DTC's.
Does the DRBIIItdisplay FRONT OUTPUT SHORT?All
Ye s®Go To 6
No®Replace the Right Front Door Speaker. Note: On the premium
system, check the I/P speaker circuits between the RF door
speaker and the Right I/P speaker for a short to ground or shorted
together condition before replacing speaker.
Perform BODY VERIFICATION TEST - VER 1.
6 Turn the ignition off.
Disconnect the Left Front Door Speaker harness connector.
Disconnect the Left I/P Speaker harness connector.
Disconnect the Right Front Door Speaker harness connector.
Disconnect the Right I/P Speaker harness connector.
Disconnect the Radio C2 harness connector.
Measure the resistance between ground and each front speaker (+) circuit.
Is the resistance below 1000.0 (1K) ohms?All
Ye s®Repair the front speaker (+) circuit for a short to ground.
Perform BODY VERIFICATION TEST - VER 1.
No®Go To 7
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FRONT OUTPUT SHORT ÐContinued
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TEST ACTION APPLICABILITY
7 Turn the ignition off.
Disconnect the Left Front Door Speaker harness connector.
Disconnect the Left I/P Speaker harness connector.
Disconnect the Right Front Door Speaker harness connector.
Disconnect the Right I/P Speaker harness connector.
Disconnect the Radio C1 harness connector.
Measure the resistance between ground and each front speaker (-) circuit.
Is the resistance below 1000.0 (1K) ohms?All
Ye s®Repair the front speaker (-) circuit for a short to ground.
Perform BODY VERIFICATION TEST - VER 1.
No®Go To 8
8 Turn the ignition off.
Disconnect the Left Front Door Speaker harness connector.
Disconnect the Left I/P Speaker harness connector.
Disconnect the Right Front Door Speaker harness connector.
Disconnect the Right I/P Speaker harness connector.
Disconnect the Radio C1 and C2 harness connectors.
Measure the resistance between each front speaker (+) circuit and each front speaker
(-) circuit.
Is the resistance below 1000.0 (1K) ohms for any of the measurements?All
Ye s®Repair the front speaker circuits shorted together.
Perform BODY VERIFICATION TEST - VER 1.
No®Go To 9
9 If there are no possible causes remaining, view repair. All
Repair
Replace the Radio.
Perform BODY VERIFICATION TEST - VER 1.
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FRONT OUTPUT SHORT ÐContinued