Dodge Dakota (R1). Manual — part 24
TEST
ACTION
APPLICABILITY
3
Turn the ignition off.
Disconnect the Amplifier C2 harness connector.
Disconnect the Radio C2 harness connector.
Measure the resistance between ground and each left speaker (+) circuit in the Radio
C2 connector.
Is the resistance below 1000.0 (1K) ohms?
All
Yes
→
Repair the left speaker (+) circuit for a short to ground.
Perform BODY VERIFICATION TEST - VER 1.
No
→
4
Turn the ignition off.
Disconnect the Amplifier C2 harness connector.
Disconnect the Radio C1 and C2 harness connectors.
Measure the resistance between ground and each left speaker (-) circuit in the Radio
C1 and C2 connectors.
Is the resistance below 1000.0 (1K) ohms?
All
Yes
→
Repair the left speaker (-) circuit for a short to ground.
Perform BODY VERIFICATION TEST - VER 1.
No
→
5
Turn the ignition off.
Disconnect the Amplifier C2 harness connector.
Disconnect the Radio C1 and C2 harness connectors.
Measure the resistance between each left speaker (+) circuit and each left speaker (-)
circuit in the radio C1 and C2 connectors.
Is the resistance below 1000.0 (1K) ohms for any of the measurements?
All
Yes
→
Repair the left speaker circuits shorted together.
Perform BODY VERIFICATION TEST - VER 1.
No
→
6
If there are no possible causes remaining, view repair.
All
Repair
Replace the Radio.
Perform BODY VERIFICATION TEST - VER 1.
93
AUDIO
LEFT OUTPUT SHORT —
Continued
Symptom:
NO ANTENNA CONNECTION
When Monitored and Set Condition:
NO ANTENNA CONNECTION
When Monitored:
With the ignition and radio on.
Set Condition:
With the radio in seek or scan mode for two minutes and the radio does not
detect an antenna connection or does not receive a radio station signal.
POSSIBLE CAUSES
BAD ANTENNA CONNECTION
TEST ANTENNA
RADIO
TEST
ACTION
APPLICABILITY
1
Turn the ignition off.
Disconnect the Radio Antenna connector.
Inspect the Radio Antenna connection.
Was the Antenna connection clean and tight?
All
Yes
→
No
→
Repair Antenna connection as needed.
Perform BODY VERIFICATION TEST - VER 1.
2
Refer to the Audio System in the service information and test the Antenna in
accordance with the service procedure.
Is the Antenna ok?
All
Yes
→
No
→
Repair or replace the Antenna assembly as necessary.
Perform BODY VERIFICATION TEST - VER 1.
3
Note: Reconnect all previously disconnected components.
Turn the ignition and Radio on.
With the DRBIII
t, erase the audio DTC’s, put the radio in scan mode and wait
approximately 2 minutes before proceeding.
With the DRBIII
t, read the audio DTC’s.
Did this DTC reset?
All
Yes
→
Replace the Radio.
Perform BODY VERIFICATION TEST - VER 1.
No
→
Test Complete.
94
AUDIO
Symptom List:
NO VIN RECEIVED
VIN MISMATCH
Test Note:
All symptoms listed above are diagnosed using the same tests.
The title for the tests will be NO VIN RECEIVED.
When Monitored and Set Condition:
NO VIN RECEIVED
When Monitored:
With the ignition and the Radio on.
Set Condition:
The Radio does not receive a VIN number.
VIN MISMATCH
When Monitored:
With the ignition and the Radio on.
Set Condition:
The Radio does not receive the correct VIN number.
POSSIBLE CAUSES
NO VIN RECEIVED/VIN MISMATCH
POWERTRAIN CONTROL MODULE
TEST
ACTION
APPLICABILITY
1
Turn the ignition on.
With the DRB, enter Engine, Miscellaneous then Check VIN.
Compare the VIN that is programmed into the PCM with the VIN plate on the
vehicle.
Does the PCM receive a VIN and do the VIN(s) match?
All
Yes
→
Erase the DTC. If DTC resets, replace the Radio.
Perform BODY VERIFICATION TEST - VER 1.
No
→
Replace and program the Powertrain Control Module in accor-
dance with the Service Information.
Perform BODY VERIFICATION TEST - VER 1.
95
AUDIO
Symptom:
POWER SUPPLY TOO HIGH
When Monitored and Set Condition:
POWER SUPPLY TOO HIGH
When Monitored:
Continuously with the ignition and Radio turned on.
Set Condition:
The code will set if the radio detects voltage above 16.0 volts for 5 seconds.
POSSIBLE CAUSES
POWER SUPPLY TOO HIGH
POWER SUPPLY OF RADIO
TEST
ACTION
APPLICABILITY
1
Turn the ignition off.
Disconnect the Radio C1 harness connector.
Start the engine.
Measure the voltage of the Fused B+ circuit.
Is the voltage above 16.0 volts?
All
Yes
→
Repair the charging system as necessary.
Perform BODY VERIFICATION TEST - VER 1.
No
→
Replace the Radio.
Perform BODY VERIFICATION TEST - VER 1.
96
AUDIO
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