2010 Acura Truck MDX V6-3.7L Page 238

Intermittent failure, the system is OK at this time. Go to Troubleshooting Intermittent Failures. If another DTC is indicated, troubleshoot the DTC.?

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

5. Disconnect the negative cable from the battery, then wait at least 3 minutes.

6. Remove the glove box See: Body and Frame/Interior Moulding / Trim/Glove Compartment/Service and Repair, then disconnect the

dashboard wire harness 4P connector (A) from the front passenger's airbag.

7. Connect the SRS inflator simulator (2 Ohms connectors) and simulator lead J to the dashboard wire harness 4P connector.

8. Reconnect the negative cable to the battery.

9. Clear the DTCs with the HDS.

10. Check for DTCs with the HDS.

Is DTC 12-9x or 12-Bx indicated?

YES -

Go to step 11.

NO -

Short to ground in the front passenger's airbag first or second inflator; replace the front passenger's airbag See: Restraints and Safety Systems/Air

Bag Systems/Air Bag/Service and Repair/Removal and Replacement/Front Passenger's Airbag Replacement, then clear the DTC.?

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

12. Disconnect the negative cable from the battery, then wait at least 3 minutes.

13. Disconnect SRS unit connector A (39P) from the SRS unit.

14. Disconnect the SRS inflator simulator from the SRS simulator lead. Do not disconnect the simulator lead from the dashboard wire harness 4P

connector.

15. Measure the resistance between body ground and each terminals of both SRS simulator leads individually. There should be an open circuit or

2010 Acura Truck MDX V6-3.7L Page 569

Intermittent failure, the system is OK at this time. Go to Troubleshooting Intermittent Failures. If another DTC is indicated, troubleshoot the DTC.?

57-1

SH AWD DTC Troubleshooting: 57-1, 57-3

DTC 57-1, 57-3:

Right Clutch Electromagnetic Coil (Open)

NOTE: Before you troubleshoot, review the general troubleshooting information See: Transmission and Drivetrain/Differential Assembly/Testing

and Inspection/Initial Inspection and Diagnostic Overview.

1. Turn the ignition switch to ON (II).

2. Clear the DTC with the HDS.

3. Do the clutch function test with the HDS See: Transmission and Drivetrain/Differential Assembly/Testing and Inspection/Component Tests

and General Diagnostics.

4. Check for DTCs with the HDS.

Is DTC 57-1 or 57-3 indicated?

YES -

Go to step 5.

NO -

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

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

6. Disconnect SH-AWD control unit connector B (8P) and the right solenoid 4P connector.

7. Connect right solenoid 4P connector terminal No. 1 to body ground with a jumper wire.

8. Check for continuity between SH-AWD control unit connector terminal B7 and body ground.

2010 Acura Truck MDX V6-3.7L Page 339

Intermittent failure, the system is OK at this time. Go to Troubleshooting Intermittent Failures. If another DTC is indicated, troubleshoot the DTC.?

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

5. Disconnect the negative cable from the battery, then wait at least 3 minutes.

6. Disconnect the floor wire harness 2P connector (A) from the driver's side airbag (B).

7. Connect the SRS inflator simulator (2 Ohms connectors) and simulator lead L to the floor wire harness.

8. Reconnect the negative cable to the battery.

9. Clear the DTCs with the HDS.

10. Check for DTCs with the HDS.

Is DTC 31-9x indicated?

YES -

Go to step 11.

NO -

Short to ground in the driver's side airbag inflator; replace the driver's side airbag See: Restraints and Safety Systems/Air Bag Systems/Air

Bag/Service and Repair/Removal and Replacement/Side Airbag Replacement, then clear the DTC.?

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

12. Disconnect the negative cable from the battery, then wait at least 3 minutes.

13. Disconnect SRS unit connector B (39P) from the SRS unit.

14. Disconnect the SRS inflator simulator from the SRS simulator lead. Do not disconnect the simulator lead from the floor wire harness 2P

connector.

15. Measure the resistance between body ground and each terminals of the black SRS simulator lead (A) individually. There should be an open

circuit or at least 1 MOhms.

2010 Acura Truck MDX V6-3.7L Page 545

Intermittent failure, the system is OK at this time. Go to Troubleshooting Intermittent Failures. If another DTC is indicated, troubleshoot the DTC.?

56-3

SH AWD DTC Troubleshooting: 56-3

DTC 56-3:

Right Clutch Electromagnetic Coil Current Malfunction

NOTE:

- Before you troubleshoot, review the general troubleshooting information See: Transmission and Drivetrain/Differential Assembly/Testing

and Inspection/Initial Inspection and Diagnostic Overview.

- If DTC 49-1 is stored at the same time as DTC 56-3, troubleshoot DTC 49-1 first, then recheck for DTC 56-3.

1. Turn the ignition switch to ON (II).

2. Clear the DTC with the HDS.

3. Do the clutch function test with the HDS See: Transmission and Drivetrain/Differential Assembly/Testing and Inspection/Component Tests

and General Diagnostics.

4. Check for DTCs with the HDS.

Is DTC 56-3 indicated?

YES -

Go to step 5.

NO -

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

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

6. Disconnect SH-AWD control unit connector B (8P) and the right solenoid 4P connector.

7. Connect right solenoid 4P connector terminal No. 1 to body ground with a jumper wire.

8. Check for continuity between SH-AWD control unit connector terminal B7 and body ground.

2010 Acura Truck MDX V6-3.7L Page 519

Intermittent failure, the system is OK at this time. Go to Troubleshooting Intermittent Failures. If another DTC is indicated, troubleshoot the DTC.?

52-3

SH AWD DTC Troubleshooting: 52-3

DTC 52-3:

Left Clutch Electromagnetic Coil Current Malfunction

NOTE:

- Before you troubleshoot, review the general troubleshooting information See: Transmission and Drivetrain/Differential Assembly/Testing

and Inspection/Initial Inspection and Diagnostic Overview.

- If DTC 49-1 is stored at the same time as DTC 52-3, troubleshoot DTC 49-1 first, then recheck for DTC 52-3.

1. Turn the ignition switch to ON (II).

2. Clear the DTC with the HDS.

3. Do the clutch function test with the HDS See: Transmission and Drivetrain/Differential Assembly/Testing and Inspection/Component Tests

and General Diagnostics.

4. Check for DTCs with the HDS.

Is DTC 52-3 indicated?

YES -

Go to step 5.

NO -

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

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

6. Disconnect SH-AWD control unit connector B (8P) and the left solenoid 4P connector.

7. Connect left solenoid 4P connector terminal No. 1 to body ground with a jumper wire.

8. Check for continuity between SH-AWD control unit connector terminal B5 and body ground.