Chrysler Sebring, Stratus sedan, Sebring Convertible. Manual — part 48
Symptom:
POWER AMP SHUTDOWN - PREMIUM AUDIO SYSTEM
When Monitored and Set Condition:
POWER AMP SHUTDOWN - PREMIUM AUDIO SYSTEM
When Monitored:
Ignition in RUN and IOD fuse installed.
Set Condition:
The radio has sensed a short on the output for more than 10 seconds.
POSSIBLE CAUSES
DETERMINE FAULT
SPEAKER SECTION OF POWER AMPLIFIER
(+) 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 DRBIII
t, erase the audio DTC’s.
Cycle the ignition switch from off to on and wait 10 seconds.
With the DRBIII
t, read the audio DTC’s.
Does the DRBIII
t display POWER AMP SHUTDOWN?
All
Yes
→ 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 Power Amplifier harness connector.
Turn the ignition on.
Turn the radio on.
With the DRBIII
t, erase the audio DTCs.
Cycle the ignition switch from off to on and wait 10 seconds.
With the DRBIII
t, read DTC’s.
Does the DRBIII
t display POWER AMP SHUTDOWN?
All
Yes
→ Go To 3
No
→ Replace the Power Amplifier.
Perform BODY VERIFICATION TEST - VER 1.
177
AUDIO
TEST
ACTION
APPLICABILITY
3
Turn the ignition off.
Disconnect the Power Amplifier harness connector.
Disconnect the Radio C1 harness connector.
Measure the resistance between ground and any speaker (+) circuit.
Is the resistance below 1000.0 (1K) ohms?
All
Yes
→ Repair the speaker (+) circuit for a short to ground.
Perform BODY VERIFICATION TEST - VER 1.
No
→ Go To 4
4
Turn the ignition off.
Disconnect the Power Amplifier harness connector.
Disconnect the Radio C1 harness connector.
Measure the resistance between ground and any speaker (-) circuit.
Is the resistance below 1000.0 (1K) ohms?
All
Yes
→ Repair the speaker (-) circuit for a short to ground.
Perform BODY VERIFICATION TEST - VER 1.
No
→ Go To 5
5
Turn the ignition off.
Disconnect the Power Amplifier 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?
All
Yes
→ Repair the speaker circuits shorted together.
Perform BODY VERIFICATION TEST - VER 1.
No
→ Go To 6
6
If there are no possible causes remaining, view repair.
All
Repair
Replace the Radio.
Perform BODY VERIFICATION TEST - VER 1.
178
AUDIO
POWER AMP SHUTDOWN - PREMIUM AUDIO SYSTEM —
Continued
Symptom:
*ONE OR BOTH REMOTE RADIO SWITCHES INOPERATIVE (IF
EQUIPPED)
POSSIBLE CAUSES
ATTEMPT TO COMMUNICATE WITH THE RADIO
CHECK OPERATION OF THE HORN
REMOTE RADIO SWITCH
TEST
ACTION
APPLICABILITY
1
Turn the ignition on.
With the DRB, attempt to communicate with the Radio.
Was the DRB able to communicate with the Radio?
All
Yes
→ Go To 2
No
→ Refer to the communication category and perform the appropriate
symptom.
Perform BODY VERIFICATION TEST - VER 1.
2
Operate the horn from the horn button.
NOTE: This is to ensure the Horn/Radio Control MUX circuit is NOT open or
shorted between the clockspring and the BCM.
Does the horn operate properly from the horn button?
All
Yes
→ Repair the Horn/Radio Control MUX circuit or the Ground circuit
for an open between the inoperative switch and the clockspring. If
OK, replace the remote radio switch.
Perform BODY VERIFICATION TEST - VER 1.
No
→ Refer to the Ignition, Power and Accessory category and perform
the appropriate symptom
Perform BODY VERIFICATION TEST - VER 1.
179
AUDIO
Symptom:
*CHIME INOPERATIVE AT ALL TIMES
POSSIBLE CAUSES
USE DRB TO ACTUATE CHIME
BODY CONTROL MODULE - CHIME INOPERATIVE
TEST
ACTION
APPLICABILITY
1
Turn the ignition on.
Close both doors.
With the DRBIII
t, actuate the Chime.
Does the chime sound when actuated by the DRB?
All
Yes
→ The chime operates as it should. Check other reasons for the
chime being inoperative and select from the symptom list.
Perform BODY VERIFICATION TEST - VER 1.
No
→ Replace the Body Control Module.
Perform BODY VERIFICATION TEST - VER 1.
180
CHIME
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