Honda CR-V: DTC Troubleshooting
- DTC P0443: EVAP Canister Purge Valve Circuit Malfunction
- DTC P0451: FTP Sensor Range/Performance Problem
- DTC P0453: FTP Sensor Circuit High Voltage
- DTC P0455/P0456: EVAP System Large Leak Detected/Very Small Leak Detected
- DTC P0457: EVAP System Leak Detected/Fuel Fill Cap Loose or Missing
READ NEXT:
DTC P0443: EVAP Canister Purge Valve
Circuit Malfunction
Special Tools Required
Vacuum pump/gauge, 0-30 in.Hg, Snap-on YA4000A
or equivalent, commercially available.
NOTE: Before you troubleshoot, record all freeze data
and any on-board snapshot, and revie
DTC P0451: FTP Sensor Range/Performance
Problem
NOTE:
Before you troubleshoot, record all freeze data and any on-board
snapshot, and review the general troubleshooting information.
If DTC P2422 is stored at the same time as DTC P0451,
trouble
DTC P0453: FTP Sensor Circuit High Voltage
NOTE: Before you troubleshoot, record all freeze data and any on-board
snapshot, and review the general troubleshooting information.
1. Turn the ignition switch ON (II).
2. Clear the DTC with the H
SEE MORE:
Troubleshooting
Troubleshooting - B-CAN System
Diagnosis Test Mode A
Check the PCM for DTCs, and troubleshoot PCM or F-CAN loss of communication errors
first, then do this diagnosis if the symptom is related to
the B-CAN system.
NOTE: Always cycle the ignition switch within
3 seconds when prompted in the DTC troub
DTC 86: F-CAN Communication
1. Turn the ignition switch ON (II).
2. Clear the DTC with the HDS.
3. Turn the ignition switch OFF.
4. Start the engine.
5. Wait at least 5 seconds.
6. Check for DTCs with the HDS.
Is DTC 86 indicated?
YES-Go to step 7.
NO-Intermittent failure, the system is OK at this time. Check for a loos
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