Honda HR-V: Integrated Control Systems
Honda HR-V (2015-2021) Service Manual / Accessories & Equipment / Integrated Control Systems
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Description
MULTIPLEX INTEGRATED CONTROL SYSTEM DESCRIPTION - CONTROL/FUNCTION
Self-Diagnostic Function
The MICU provides the self-diagnostic function for checking the communication
and input systems.
Communicat
Testing
MICU INPUT TEST
NOTE :
If you are troubleshooting multiple DTCs, be sure to follow the
instructions in B-CAN System Diagnosis
Test Mode A - Refer to: Body Electrical Troubleshooting - B-CAN Syste
SEE MORE:
Troubleshooting
FUEL PUMP CIRCUIT TROUBLESHOOTING
If you suspect a problem with the fuel pump, check that the fuel pump
actually runs; when it is on, you will hear
some noise if you listen to the fuel fill port with the fuel fill cap removed.
The fuel pump should run for 2
seconds when the vehicle is turned to ON
DTC C1850-12 (44-12): Fail Safe Relay Stuck ON (AWD)
NOTE: Before you troubleshoot, review the General Troubleshooting Information
for the AWD with
intelligent control system.
1. Problem verification:
Turn the vehicle to the ON mode.
Check the parameter(s) below with the HDS.
Do the current condition(s) match the threshold?
YES
The failure is
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