Honda HR-V: Hard To Start Engine Diagnostic Interview
Hard-to start condition - Possible cause pattern chart from diagnostic interview
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FUEL CAP WARNING MESSAGE STAYS ON (MIL WORKS OK, NO DTCS SET) (KA/KC)
Diagnostic procedure
Do the troubleshooting procedure for DTC P0455 and P0456, refer to appropriate DTC. Fuel and Emissions Systems DTC Troubleshooting Index (KA/KC)if the fuel cap warning message comes on frequently, or if the message does not go off after the fuel fill cap is tightened and the vehicle is driven several days.
NOTE Fuel cap warning message is monitored during the engine off natural vacuum (EONV) testing.
FUEL OVERFLOWS DURING REFUELING (NO DTCS SET) (KA/KC)
Diagnostic procedure
1. Refer to appropriate fuel tank removal procudure, Removal & Installation
Also check for
Malfunctioning gas station filling nozzle
Circuit Diagram
FUEL AND EMISSIONS SYSTEMS CIRCUIT DIAGRAM
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READ NEXT:
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
Fuel Pressure Relieving
Procedure
NOTE:
Before disconnecting fuel lines or hoses, relieve pressure from the
system by disabling the fuel pump and
disconnecting the fuel line/quick connect fitting in the engine compartme
SEE MORE:
DTC Advanced Diagnostics: VSA Related DTCS
NOTE
Initial Diagnosis:
The initial on-board diagnosis occurs right after the vehicle condition is
turned to the ON mode, and the
ABS/VSA indicator comes on, and continues until the indicator goes off.
Regular Diagnosis:
The regular on-board diagnosis begins right after the ABS/VSA indicator
Accessories and Modifications
Accessories
When installing accessories, check the following:
Do not install accessories on the windshield. They can obstruct your
view and
delay your reaction to driving conditions.
Do not install accessories over areas marked SRS AIRBAG, on the sides or
backs
of the front seats, on front
