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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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:
Interpreting A Voltage Controlled Pattern
NOTE: Voltage controlled drivers are also known as "Saturated Switch"
drivers. They
typically require injector circuits with a total leg resistance of 12 ohms or
more.
NOTE: This example is based on a constant power/switched ground circuit.
See Fig. 2 for pattern that the following text describe
DTC Troubleshooting 51-11: Motor Malfunction
NOTE: Before you troubleshoot, review the general troubleshooting
information.
1. Solenoid operation check:
Turn the vehicle to the ON mode.
Clear the DTC with the HDS.
Turn the vehicle to the OFF (LOCK) mode, then to the ON mode.
Wait for 5 seconds.
Operate any one of the four solenoids in
