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
SEE MORE:
HOW TO ENTER VSA MAINTENANCE MODE
Procedure
1. Maintenance Mode - Enter
NOTE:
Entering condition of VSA Maintenance Mode - Refer to: VSA System
Description - Hill
Start Assist Control, or VSA System Description - System Diagram, or VSA
System
Description - Engine Drag Torque Control, or VSA
1. F-CAN circuit resistance check:
Turn the vehicle to the OFF (LOCK) mode.
Jump the SCS line with the HDS.
SCS Short
Disconnect the following connector.
PCM connector A (51P)
Measure the resistance between test points 1 and 2.
Is there about 78-95 --
YES
Go to step 14.
NO
Go to step 2.