On-vehicle Inspection ON-VEHICLE INSPECTION PROCEDURE 1. INSPECT FOG LIGHT RELAY 
(a) Remove the fog light relay from the engine room relay box.
(c) Install the fog light relay to the engine room relay box. |
Toyota Tundra Service Manual > Sfi System: Evaporative Emission Control System Leak Detected (Gross Leak) (P0455,P0456)
DTC SUMMARY DTC No. Monitoring Item Malfunction Detection Condition Trouble Area Detection Timing Detection Logic P0455 EVAP gross leak Leak detection pump creates negative pressure (vacuum) in EVAP system and EVAP system pressure measured. Reference pressure measured at start and at end of leak che ...
