Honda HR-V: DTC Troubleshooting 21-11, 22-11, 23-11, 24-11: Magnetic Encoder Malfunction (Pulse Missing)
NOTE: Before you troubleshoot, review the general troubleshooting information.
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1. Problem verification:
- Turn the vehicle to the ON mode.
- Clear the DTC with the HDS.
- Turn the vehicle to the OFF (LOCK) mode.
- Test-drive the vehicle at 12 mph (20 km/h) or more, and go a distance of 328 ft (100 m) or more.
NOTE: Drive the vehicle on the road, not on a lift.
- Check for DTCs with the HDS.
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Is DTC 21-11, 22-11, 23-11, or 24-11 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. Magnetic encoder check:
- Turn the vehicle to the OFF (LOCK) mode.
- Inspect the appropriate magnetic encoder for damage, debris, and correct installation.
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Is the magnetic encoder surface OK?
YES
Replace the wheel bearing or the hub bearing unit - Refer to: Rear Hub Bearing Unit Removal and Installation(2WD), or Rear Hub Bearing Unit Removal and Installation (AWD).
NO
Clean the debris from the appropriate magnetic encoder surface on the wheel bearing or the hub bearing unit. If the DTC is still present, replace the appropriate wheel bearing or the hub bearing unit - Refer to: Rear Hub Bearing Unit Removal and Installation(2WD), or Rear Hub Bearing Unit Removal and Installation (AWD).
READ NEXT:
DTC Troubleshooting 25-120: Yaw Rate Sensor (Inside of
Modulator-Control Unit) Stuck
NOTE:
Before you troubleshoot, review the general troubleshooting information.
The yaw rate-acceleration sensor is built into the VSA modulator-control
unit.
Before troubleshooting, check the VS
DTC Troubleshooting 25-121, 26-121, 28-121: Sensor (Inside of
Modulator-Control Unit) Output Signal Malfunction
NOTE:
Before you troubleshoot, review the general troubleshooting information.
The yaw rate-acceleration sensor is built into the VSA modulator-control
unit.
Before troubleshooting, check the VS
DTC Troubleshooting 26-120: Lateral Acceleration Sensor (Inside of
Modulator-Control Unit) Stuck
NOTE:
Before you troubleshoot, review the general troubleshooting information.
The yaw rate-acceleration sensor is built into the VSA modulator-control
unit.
Before troubleshooting, check the VS
SEE MORE:
Throttle Body Removal and Installation
Removal
Do not insert your fingers into the installed throttle body when you turn the
vehicle to the ON mode, or while
the vehicle is in ON mode. If you do, you will seriously injure your fingers if
the throttle valve is activated.
NOTE: If you are replacing the throttle body, start at 1st proced
VSA System Description - ABS Control
When wheel speed is significantly reduced from estimated vehicle speed, the
VSA modulator-control unit
closes the inlet valve and opens the outlet valve momentarily to reduce brake
fluid pressure and the pump motor
starts to run. As wheel speed increases, the VSA modulator-control unit
maintains
