DTC P1451: EVAP System Clog Detected (Pipe): Notes
DTC DETECTING CONDITION:
Detected when two consecutive driving cycles with fault occur.
CAUTION:
After servicing or replacing faulty parts, perform Clear Memory Mode Ref. to
OPERATION
, Clear Memory Mode., and Inspection Mode Ref. to
PROCEDURE
, Inspection Mode.
| Step | Check | Yes | No |
|---|---|---|---|
| 1 CHECK DRAIN TUBE BETWEEN CANISTER AND LEAK CHECK VALVE ASSEMBLY. | Is the drain tube between canister and leak check valve assembly clogged? | Replace the drain tube between the canister and leak check valve assembly. Ref. to Canister . | Go to step 2 . |
| 2 CHECK HOSES BETWEEN CANISTER AND FUEL TANK. | Are the hoses between the canister and fuel tank clogged? | Replace the hoses between the canister and fuel tank. Ref. to Canister . Ref. to Fuel Tank . | Replace the canister. Ref. to Canister . After the operation is complete, go to the next step. Go to step 3. |
| 3 CHECK EVAPORATIVE EMISSION CONTROL SYSTEM. Perform drive cycle I. Ref. to DRIVE CYCLE I , PROCEDURE, Drive Cycle. |
Is DTC P1451 displayed on the display? | Replace the leak check valve assembly. Ref. to Leak Check Valve Assembly . | End. |