Chrysler Voyager. Manual — part 191
TEST
ACTION
APPLICABILITY
5
Turn the ignition off.
Disconnect each front and rear 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?
All
Yes
→ Repair the speaker (-) circuit for a short to ground.
Perform BODY VERIFICATION TEST - VER 1.
No
→ Go To 6
6
Turn the ignition off.
Disconnect each front and rear 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?
All
Yes
→ Repair the speaker circuits shorted together.
Perform BODY VERIFICATION TEST - VER 1.
No
→ Go To 7
7
If there are no possible causes remaining, view repair.
All
Repair
Replace the Radio.
Perform BODY VERIFICATION TEST - VER 1.
191
AUDIO
POWER AMP SHUTDOWN —
Continued
Symptom:
REMOTE RADIO SWITCH STUCK
When Monitored and Set Condition:
REMOTE RADIO SWITCH STUCK
When Monitored:
With the ignition on.
Set Condition:
The code will set if the BCM detects a stuck switch or a short to ground on
the Radio Control MUX circuit for more than 10 seconds.
POSSIBLE CAUSES
INTERMITTENT CONDITION
LEFT REMOTE RADIO SWITCH SHORTED TO GROUND
RIGHT REMOTE RADIO SWITCH SHORTED TO GROUND
RADIO CONTROL MUX CIRCUIT SHORTED TO GROUND AT THE SWITCH
RADIO CONTROL MUX CIRCUIT SHORTED TO THE RETURN CIRCUIT AT THE SWITCH
CLOCKSPRING SHORTED TO GROUND
RADIO CONTROL MUX CIRCUIT SHORTED TO GROUND
RADIO CONTROL MUX CKT SHORTED TO THE RADIO CONTROL MUX RETURN CKT
BODY CONTROL MODULE
TEST
ACTION
APPLICABILITY
1
With the DRB, erase DTC’s.
Cycle the ignition switch from off to on and wait approximately 1 minute.
With the DRB, read DTC’s.
Did this DTC reset?
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
WARNING: Turn the ignition off, disconnect the battery and wait 2 minutes
before proceeding.
CAUTION: Do not place an intact undeployed airbag module face down on
a hard surface, the airbag module will propel into the air if accidently
deployed.
Remove the Driver Airbag Module.
Disconnect the Left Remote Radio Switch harness connector.
Turn the ignition on, reconnect the battery.
With the DRB, enter Body Computer then Sensors and monitor the Radio Control SW
voltage.
Is the voltage approximately 5.0 volts?
All
Yes
→ Replace the Left Remote Radio Switch.
Perform BODY VERIFICATION TEST - VER 1.
No
→ Go To 3
192
AUDIO
TEST
ACTION
APPLICABILITY
3
WARNING: Turn the ignition off, disconnect the battery and wait 2 minutes
before proceeding.
CAUTION: Do not place an intact undeployed airbag module face down on
a hard surface, the airbag module will propel into the air if accidently
deployed.
Remove the Driver Airbag Module.
Disconnect the Right Remote Radio Switch harness connector.
Turn the ignition on, reconnect the battery.
With the DRB, enter Body Computer then Sensors and monitor the Radio Control SW
voltage
Is the voltage approximately 5.0 volts?
All
Yes
→ Replace the Right Remote Radio Switch.
Perform BODY VERIFICATION TEST - VER 1.
No
→ Go To 4
4
Turn the ignition off.
Disconnect the Clockspring C4 harness connector.
Turn the ignition on.
With the DRB, enter Body Computer then Sensors and monitor the Radio Control SW
voltage.
Is the voltage approximately 5.0 volts?
All
Yes
→ Go To 5
No
→ Go To 6
5
Turn the ignition off.
Disconnect the Clockspring C4 harness connector.
NOTE: Ensure both remote radio switches are disconnected.
Measure the resistance between ground and each Radio Control MUX circuit at the
clockspring C4 harness connector.
Is the resistance below 5.0 ohms?
All
Yes
→ Repair the Radio Control MUX circuit for a short to ground
between the clockspring and the remote radio switches.
Perform BODY VERIFICATION TEST - VER 1.
No
→ Repair the Radio Control MUX circuit for a short to the Radio
Control MUX Return circuit between the clockspring and the
remote radio switches.
Perform BODY VERIFICATION TEST - VER 1.
6
Turn the ignition off.
Disconnect the Clockspring C1 harness connector.
Turn the ignition on.
With the DRB, enter Body Computer then Sensors and monitor the Radio Control SW
voltage.
Is the voltage approximately 5.0 volts?
All
Yes
→ Replace the Clockspring in accordance with the service informa-
tion.
Perform BODY VERIFICATION TEST - VER 1.
No
→ Go To 7
193
AUDIO
REMOTE RADIO SWITCH STUCK —
Continued
TEST
ACTION
APPLICABILITY
7
Turn the ignition off.
Disconnect the Clockspring C1 harness connector.
Disconnect the BCM C5 harness connector.
Measure the resistance between ground and the Radio Control MUX circuit.
Is the resistance below 5.0 ohms?
All
Yes
→ Repair the Radio Control MUX circuit for a short to ground
between the clockspring and the BCM.
Perform BODY VERIFICATION TEST - VER 1.
No
→ Go To 8
8
Turn the ignition off.
Disconnect the Clockspring C1 harness connector.
Disconnect the BCM C4 and C5 harness connectors.
Measure the resistance between the Radio Control MUX circuit and the Radio
Control MUX Return circuit.
Is the resistance below 5.0 ohms?
All
Yes
→ Repair the Radio Control MUX circuit for a short to the Radio
Control MUX Return circuit between the clockspring and the
BCM.
Perform BODY VERIFICATION TEST - VER 1.
No
→ Go To 9
9
If there are no possible causes remaining, view repair.
All
Repair
Replace the Body Control Module in accordance with the service
information.
Perform BODY VERIFICATION TEST - VER 1.
194
AUDIO
REMOTE RADIO SWITCH STUCK —
Continued
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