2010 Acura Truck MDX V6-3.7L Page 187

- Check the vehicle battery condition first See: Starting and Charging/Battery/Testing and Inspection/Component Tests and General

Diagnostics/Battery Test.

- Check any official Honda service website for more service information about the HFL system.

1. Connect the HDS to the DLC.

2. Clear the DTCs with the HDS.

3. Turn the ignition switch to LOCK (0), and then back to ON (II).

4. Check for DTCs with the HDS.

Is DTC B1792 indicated?

YES -

Replace the HandsFreeLink control unit See: Accessories and Optional Equipment/Cellular Phone/Communications Control Module/Service and

Repair.?

NO -

Intermittent failure, the system is OK at this time.?

B1800

DTC Troubleshooting: B1050, B1200, B1250, B1150, B1750, B1900, B1950, B2150, B1800, B1350

DTC B1050:

Communication Circuit Error (BUS-OFF)

DTC B1150:

Communication Circuit Error (BUS-OFF)

DTC B1200:

Communication Circuit Error (BUS-OFF)

DTC B1250:

Communication Circuit Error (BUS-OFF)

DTC B1350:

Communication Circuit Error (BUS-OFF)

DTC B1800:

Communication Circuit Error (BUS-OFF)

DTC B1900:

Communication Circuit Error (BUS-OFF)

DTC B1950:

Communication Circuit Error (BUS-OFF)

DTC B2150:

Communication Circuit Error (BUS-OFF)

NOTE: If you are troubleshooting multiple DTCs, be sure to follow the instructions in B-CAN System Diagnosis Test Mode A See: Powertrain

Management/Computers and Control Systems/Information Bus/Testing and Inspection/Component Tests and General Diagnostics/Troubleshooting

- B-CAN System Diagnosis Test Mode A.

1. Clear the DTCs with the HDS.

2. Turn the ignition switch to LOCK (0) and then back ON (II).

2010 Acura Truck MDX V6-3.7L Page 781

- Check the vehicle battery condition first See: Starting and Charging/Battery/Testing and Inspection/Component Tests and General

Diagnostics/Battery Test.

- This navigation DTC sets when a problem is detected in the GPS antenna.

- Before you troubleshoot, make sure to follow the general troubleshooting information See: Accessories and Optional Equipment/Navigation

System/Testing and Inspection/Initial Inspection and Diagnostic Overview/How to Troubleshoot the Navigation System.

- Make sure the vehicle is parked outside, away from buildings.

- Check for electronic aftermarket accessories (possibly hidden) mounted near the GPS antenna or the audio-navigation unit.

- Check for aftermarket metallic window tint.

1. Clear the hard error code.

2. Turn the ignition switch to LOCK (0), and then back to ON (II).

3. Go into the Diagnostic Menu, and select the Self-Diagnosis Mode in the Select Diagnosis items menu See: Accessories and Optional

Equipment/Navigation System/Testing and Inspection/Initial Inspection and Diagnostic Overview/Navigation System Diagnostic Mode.

4. Select the System Links, then select the GPS Ant.

Is Antenna OK indicated?

YES -

Intermittent failure, the system is OK at this time.?

NO -

Go to step 5.

5. Turn the ignition switch to LOCK (0).

6. Check for poor connections at audio-navigation unit connector J (2P).

Is the connection OK?

YES -

Replace the GPS antenna See: Accessories and Optional Equipment/Antenna/Global Positioning System Antenna/Service and Repair.?

NO -

Repair poor connection, and recheck.?

2702

Navigation System DTC Troubleshooting: 2702

DTC 2702:

GPS Diag: Receiver in Navi ECU

NOTE:

- Check the vehicle battery condition first See: Starting and Charging/Battery/Testing and Inspection/Component Tests and General

Diagnostics/Battery Test.

- This navigation DTC sets when a problem is detected in the GPS antenna.

- Before you troubleshoot, make sure to follow the general troubleshooting information See: Accessories and Optional Equipment/Navigation

System/Testing and Inspection/Initial Inspection and Diagnostic Overview/How to Troubleshoot the Navigation System.

- Check for B-CAN DTCs and resolve them before troubleshooting.

- Make sure the vehicle is parked outside, away from buildings.

- Check for electronic aftermarket accessories (possibly hidden) mounted near the GPS antenna or the audio-navigation unit.

- Check for aftermarket metallic window tint.

1. Clear the hard error code.

2. Turn the ignition switch to LOCK (0), and then back to ON (II).

3. Go into the Diagnostic Menu, and select the Self-Diagnosis Mode in the Select Diagnosis items menu See: Accessories and Optional

Equipment/Navigation System/Testing and Inspection/Initial Inspection and Diagnostic Overview/Navigation System Diagnostic Mode.

4. Select the System Links, then select the GPS Ant.