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:
Voltage Waveform Samples
NOTE: This is GENERAL information. This article is not intended to be
specific to any
unique situation or individual vehicle configuration. For model-specific
information see appropriate articles where available.
EXAMPLE #1 - VOLTAGE CONTROLLED DRIVER
These two known-good waveform patterns are from
Battery Management System - Service Information
REMOVAL & INSTALLATION
12 VOLT BATTERY SENSOR REMOVAL AND INSTALLATION
Removal
1. 12 Volt Battery Sensor - Remove
Make sure the vehicle to the OFF (LOCK) mode.
Disconnect the connector (A).
Remove the 12 volt battery sensor (B) from the 12 volt battery.
NOTE: To protect the 12 volt battery
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