Dodge Nitro. Manual — part 272

Disconnect the GPS Antenna connector.

Inspect the GPS Antenna connection.

Was the Antenna connection clean and secure?

Yes

Go to 2).

No

Repair the Antenna connection as needed.

Perform BODY VERIFICATION TEST - VER 1 .

2) ANTENNA

Refer to the Audio System in the Service Information and test the antenna in accordance with the Service
Procedure.

Is the Antenna ok?

Yes

Go to 3).

No

Repair or replace the Antenna assembly in accordance with the Service Information.

Perform BODY VERIFICATION TEST - VER 1 .

3) RADIO

Turn the ignition and Radio on.

With the scan tool, clear all DTC's and operate the Navigation system.

With the scan tool, read DTC's.

Does the scan tool display active: B142E-GPS ANTENNA NOT CONNECTED?

Yes

NOTE:

Reconnect all previously disconnected components.

NOTE:

Move vehicle outside approximately 30ft (9.14m) from any structure.

2007 Dodge Nitro R/T

2007 ACCESSORIES AND EQUIPMENT Audio/Video Systems - Electrical Diagnostics - Nitro

Replace the Radio in accordance with the Service Information.

Perform BODY VERIFICATION TEST - VER 1 .

No

Test Complete.

B142F-SATELLITE RADIO ANTENNA NOT CONNECTED

For complete wiring diagrams refer to SYSTEM WIRING DIAGRAMS article.

When Monitored:

With the ignition on and the Satellite Radio in seek mode.

Set Condition:

With the radio in seek mode for two loops around the band. The radio does not detect an antenna
connection or does not receive a radio satellite signal.

Diagnostic Test

1) TEST ANTENNA

Turn the ignition off.

Disconnect the Satellite Radio Antenna connector.

Inspect the Satellite Radio Antenna connection.

Was the Antenna connection clean and secure?

Yes

Go to 2).

No

Repair the Antenna connection as needed.

Perform BODY VERIFICATION TEST - VER 1 .

2) SATELLITE RADIO ANTENNA

Refer to the AUDIO/VIDEO-SERVICE INFORMATION and test the antenna in accordance with the
service procedure.

Possible Causes

BAD ANTENNA CONNECTION
SATELLITE RADIO RECEIVER

2007 Dodge Nitro R/T

2007 ACCESSORIES AND EQUIPMENT Audio/Video Systems - Electrical Diagnostics - Nitro

Is the Antenna ok?

Yes

Go to 3).

No

Repair or replace the Antenna assembly as necessary.

Perform BODY VERIFICATION TEST - VER 1 .

3) SATELLITE RADIO RECEIVER

Turn the ignition and radio on.

With the scan tool, erase the audio DTC's, put the satellite radio in seek up and down mode for 2 loops
around the band cycle before proceeding.

With the scan tool, read the audio DTC's.

Did this DTC reset?

Yes

Replace the Satellite Radio Receiver in accordance with the service information.

Perform BODY VERIFICATION TEST - VER 1 .

No

Test Complete.

B1430-SATELLITE RADIO ANTENNA INTERNAL PERFORMANCE

For complete wiring diagrams refer to SYSTEM WIRING DIAGRAMS article.

When Monitored:

With the ignition on.

Set Condition:

The Satellite Radio Antenna detects a software checksum test failure.

NOTE:

Reconnect all previously disconnected components.

NOTE:

Move vehicle outside approximately 30ft (9.144m) from any structure.

Possible Causes

2007 Dodge Nitro R/T

2007 ACCESSORIES AND EQUIPMENT Audio/Video Systems - Electrical Diagnostics - Nitro

Diagnostic Test

1) REPLACE THE SATELLITE RADIO ANTENNA

When this code is set, the Satellite Radio Antenna must be replaced.

Repair

Replace the Satellite Radio Antenna in accordance with the Service Information. Refer to
STANDARD PROCEDURE .

B1460-CHANNEL 1 AUDIO SPEAKER OUTPUT CIRCUIT PERFORMANCE

For complete wiring diagrams refer to SYSTEM WIRING DIAGRAMS article.

When Monitored:

With the ignition on.

Set Condition:

This DTC will set if a DC offset occurs on the output channel, the amplifier shall set a DTC after a
maturity rate of 5 ±1 sec.

Diagnostic Test

1) CHECK FOR AN INTERMITTENT CONDITION

Turn the ignition on, then off, and then on again.

With the scan tool, read Amplifier DTCs.

Does the scan tool display active: B1460-CHANNEL 1 AUDIO SPEAKER OUTPUT CIRCUIT
PERFORMANCE?

Yes

Replace the amplifier in accordance with the service information.

Perform BODY VERIFICATION TEST - VER 1 .

No

The conditions that caused this code to set are not present at this time. Using the wiring

SATELLITE RADIO ANTENNA

Possible Causes

AMPLIFIER

2007 Dodge Nitro R/T

2007 ACCESSORIES AND EQUIPMENT Audio/Video Systems - Electrical Diagnostics - Nitro