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Honda Ridgeline. Manual - part 151

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YES

11-368

EVAP System

DTC Troubleshooting (cont’d)

PCM CONNECTOR A (44P)

VSV
(LT GRN/RED)

VSV (LT GRN/RED)

EVAP CANISTER VENT SHUT VALVE
2P CONNECTOR

JUMPER WIRE

PCM CONNECTOR A (44P)

VSV
(LT GRN/RED)

12. Jump the SCS line with the HDS.

13. Disconnect PCM connector A (44P).

14. Check for continuity between PCM connector

terminal A10 and body ground.

Repair short in the wire between the EVAP

canister vent shut valve and the PCM (A10), then go
to step 18.

Go to step 15.

15. Connect EVAP canister vent shut valve 2P

connector terminal No. 1 to body ground with a
jumper wire.

16. Check for continuity between PCM connector

terminal A10 and body ground.

Go to step 24.

Repair open in the wire between the EVAP

canister vent shut valve and the PCM (A10), then go
to step 18.

17. Replace the EVAP canister vent shut valve

(see page 11-375).

18. Reconnect all connectors.

Terminal side of female terminals

Wire side of female terminals

Terminal side of female terminals

Is ther e continuity?

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YES

11-369

19. Turn the ignition switch ON (II).

20. Reset the PCM with the HDS.

21. Do the PCM idle learn procedure (see page 11-273).

22. Select EVAP CVS ON in the INSPECTION MENU

with the HDS.

23. Check for Temporary DTCs or DTCs with the HDS.

Check for poor connections or loose

terminals at the EVAP canister vent shut valve and
the PCM, then go to step 1.

Troubleshooting is complete. If any other

Temporary DTCs or DTCs are indicated, go to the
indicated DTC’s troubleshooting.

24. Reconnect all connectors.

25. Update the PCM if it does not have the latest

software (see page 11-7), or substitute a known-
good PCM (see page 11-8).

26. Select EVAP CVS ON in the INSPECTION MENU

with the HDS.

27. Check for Temporary DTCs or DTCs with the HDS.

Check for poor connections or loose

terminals at the EVAP canister vent shut valve and
the PCM. If the PCM was updated, substitute a
known-good PCM (see page 11-8), then recheck. If
the PCM was substituted, go to step 1.

If the PCM was updated, troubleshooting is

complete. If the PCM was substituted, replace the
original PCM (see page 11-205). If any other
Temporary DTCs or DTCs are indicated, go to the
indicated DTC’s troubleshooting.

Is DT C P0498 indicated?

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DTC P0499:

YES

11-370

EVAP System

DTC Troubleshooting (cont’d)

EVAP Canister Vent Shut Valve

Control Circuit High Voltage

NOTE: Before you troubleshoot, record all freeze data
and any on-board snapshot, and review the general
troubleshooting information (see page 11-3).

1. Turn the ignition switch ON (II).

2. Clear the DTC with the HDS.

3. Select EVAP CVS ON in the INSPECTION MENU

with the HDS.

4. Check for Temporary DTCs or DTCs with the HDS.

Check for poor connections or loose

terminals at the EVAP canister vent shut valve and
the PCM. If the PCM was updated, substitute a
known-good PCM (see page 11-8), then recheck. If
the PCM was substituted, go to step 1.

If the PCM was updated, troubleshooting is

complete. If the PCM was substituted, replace the
original PCM (see page 11-205). If any other
Temporary DTCs or DTCs are indicated, go to the
indicated DTC’s troubleshooting.

Is DT C P0499 indicated?

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DTC P1454:

DTC P2422:

YES

11-371

FTP Sensor Circuit Range/

Performance Problem

EVAP Canister Vent Shut Valve

Close Malfunction

NOTE: Before you troubleshoot, record all freeze data
and any on-board snapshot, and review the general
troubleshooting information (see page 11-3).

1. Turn the ignition switch ON (II).

2. Clear the DTC with the HDS.

3. Turn the ignition switch OFF.

4. Remove the fuel fill cap, and wait 1 minute.

5. Check the FTP SENSOR in the DATA LIST with the

HDS.

Go to step 6.

Go to step 17.

6. Install the fuel fill cap.

7. Clear the DTC with the HDS.

8. Start the engine. Hold the engine speed at

3,000 rpm without load (in Park on neutral) until the
radiator fan comes on, then let it idle.

9. Monitor the OBD STATUS for DTC P1454 in the

DTCs MENU with the HDS.

Go to step 10.

If the screen indicates PASSED, intermittent

failure, the system is OK at this time. Check for
poor connections or loose terminals at the FTP
sensor, the EVAP canister vent shut valve, and the
PCM. If the screen indicates NOT COMPLETED, go
to step 8 and recheck.

10. Clear the DTC with the HDS.

11. Turn the ignition switch OFF.

12. Remove the EVAP canister vent shut valve from the

EVAP canister (see page 11-375).

13. Connect the 2P connector to the EVAP canister vent

shut valve.

14. Turn the ignition switch ON (II).

15. Select EVAP CVS ON in the INSPECTION MENU

with the HDS.

16. Check the EVAP canister vent shut valve (A)

operation.

Check for a blockage in the EVAP canister,

canister filter, vent hoses, and drain joint, then
install the EVAP canister vent shut valve, and go to
step 23.

Replace the EVAP canister vent shut valve

(see page 11-375), then go to step 23.

(cont’d)

Is it between

0.67 and 0.67 kPa (

0.2 and

0.2 in.Hg,

5 and 5 mmHg), or 2.4 and 2.6 V ?

Does the scr een indicate F AILED?

Does the valve oper ate?

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