Honda HR-V Owners & Service Manuals

Honda HR-V: DTC Troubleshooting 61-11: Modulator-Control Unit Power Source Circuit (IG) Low Voltage

Honda HR-V (2015-2021) Service Manual / Brakes / VSA System - Diagnostics / DTC Troubleshooting / DTC Troubleshooting 61-11: Modulator-Control Unit Power Source Circuit (IG) Low Voltage

NOTE: Before you troubleshoot, review the general troubleshooting information.

VSA System - Diagnostics

1. Problem verification:

  1. Turn the vehicle to the ON mode.
  2. Clear the DTC with the HDS.
  3. Turn the vehicle to the OFF (LOCK) mode, then to the ON mode.
  4. Start the engine.
  5. Check for DTCs with the HDS.

VSA System - Diagnostics

Is DTC 61-11 indicated?

YES

The failure is duplicated. Go to step 2.

NO

Intermittent failure, the system is OK at this time. Refer to intermittent failures troubleshooting.

2. VSA modulator-control unit check 1:

  1. Check and note the parameter(s) below with the HDS.

VSA System - Diagnostics

  1. Wait for 15 seconds or more.

Is 9.5 V or more indicated?

YES

Check the 12 volt battery terminal, then check for loose terminals between the 12 volt battery and the VSA modulator-control unit 21P connector.

NO

Go to step 3.

3. VSA modulator-control unit check 2:

  1. Using a voltmeter, measure and note the voltage across the 12 volt battery terminals.

NOTE: If the voltage is below 9.5 V, check the 12V battery, and check the PGM-FI DTCs - Refer to: How to Troubleshoot the Fuel and Emissions Systems, or How to Troubleshoot the CVT System (CVT).

  1. Wait for 15 seconds or more.
  2. Compare the voltage noted in step 2 to the voltage in step 3.

Is the difference between the two voltage readings less than 3 V?

YES

Check the 12V battery, and check the PGM-FI DTCs - Refer to: How to Troubleshoot the Fuel and Emissions Systems, or How to Troubleshoot the CVT System (CVT).

NO

Go to step 4.

4. VSA modulator-control unit check (update):

  1. Update the VSA modulator-control unit if it does not have the latest software.
  2. Turn the vehicle to the OFF (LOCK) mode.
  3. Start the engine.
  4. Check for DTCs with the HDS.

VSA System - Diagnostics

Is DTC 61-11 indicated?

YES

Check for loose terminals in the VSA modulator-control unit 21P connector. If the VSA modulator-control unit was updated and the symptom/indication is still present, replace the VSA modulator-control unit.

NO

Troubleshooting is complete. If any other DTCs are indicated, go to the indicated DTCs troubleshooting.

    READ NEXT:

     DTC Troubleshooting: 62-11: Modulator-Control Unit Power Source Circuit (IG) High Voltage

    NOTE: Before you troubleshoot, review the general troubleshooting information. 1. Problem verification: Turn the vehicle to the ON mode. Clear the DTC with the HDS. Turn the vehicle to the OFF (

     DTC Troubleshooting 65-11: Brake Fluid Level Switch Circuit Malfunction

    NOTE: Bleeding the brake system while turn the vehicle to the ON mode can cause this DTC. Before you troubleshoot, review the general troubleshooting information. DTCs (VSA) 1. Brake fluid leve

     DTC Troubleshooting 68-11: Brake Pedal Position Switch Stuck OFF

    NOTE: Troubleshoot any PGM-FI DTCs first. Before you troubleshoot, review the how to troubleshoot the VSA system. 1. VSA modulator-control unit performance check: Start the engine. Check the p

    SEE MORE:

     Wiper Arm Removal and Installation

    Removal & Installation NOTE : Before removal and installation, turn the wiper/washer switch ON to (LO) or (HI) position, then OFF to return the motor shaft to the auto-stop position. Do not use the wiper/washer switch (INT) position in this step. Windshield 1. Windshield Wiper Arm Assembl

     DTC B1926 Backup Control Anten Open or Short

    DTC (Backup Control Unit) NOTE: If you are troubleshooting multiple DTCs, be sure to follow the instructions in B-CAN System Diagnosis Test Mode A - Refer to: Body Electrical Troubleshooting - B-CAN System Diagnosis Test Mode A - Initial Communication and DTC Checks. 1. Problem verification. C

    © 2019-2024 Copyright www.hohrv2.com