Honda HR-V: Description
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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
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
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
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Test
NOTE: Unless otherwise indicated, illustrations used in the procedure are for
USA and Canada models
1. Fuse - Check
Check the No. B21 (10 A) +B BACK UP fuse in the under-hood fuse/relay
box and the No. C34
(7.5 A) IG1 METER fuse in the under-dash fuse/relay box before testing.
2. Body El
Button/Switch/Indicator
How to Use the Self-Diagnostic Function
The HVAC control unit has a self-diagnostic function. To run the
self-diagnostic function, do the following:
1. Turn the vehicle to the OFF (LOCK) mode.
2. Press and hold the RECIRCULATION button and REAR WINDOW DEFOGGER button, then