Honda HR-V: Description
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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 an
VSA System Description - Hill Start Assist Control
Overview
The hill start assist control assists drivers by automatically controlling
brake pressure when starting a vehicle on
a steep hill; this assist prevents the vehicle from rolling on a hill for
DTC Troubleshooting, Testing
DTC TROUBLESHOOTING
VSA SYSTEM DTC TROUBLESHOOTING INDEX
TESTING
VSA MODULATOR-CONTROL UNIT UPDATE
Special Tools Required
MVCI unit with
the latest control
module (CM)
update software
installed
P
SEE MORE:
Cylinder Head Assembly - Inspection & Adjustment
INSPECTION & ADJUSTMENT
CYLINDER HEAD INSPECTION FOR WARPAGE
Inspection
1. Cylinder Head - Remove
2. Cylinder Head Warpage - Inspect
Check the cylinder head for warpage. Measure along
the edges, and three ways across the center:
If warpage is less than 0.08 mm (0.0031 in)
cylinder head
DTC Troubleshooting 81-20: Acceleration Sensor (Inside of Modulator-Control
Unit) Internal Circuit Malfunction
NOTE:
Before you troubleshoot, review the general troubleshooting information.
While doing this troubleshooting, avoid vibration or shaking of the
vehicle.
The yaw rate-acceleration sensor is built into the VSA modulator-control
unit.
Before troubleshooting, check the VSA modulator-control
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