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Typical Malfunction Thresholds TYPICAL MALFUNCTION THRESHOLDS MONITOR RESULT Refer to CHECKING MONITOR STATUS . DTC P0451 EVAPORATIVE EMISSION CONTROL SYSTEM PRESSURE SENSOR DTC SUMMARY DTC SUMMARY CHART Purge duty cycle 8% or more Both of following conditions met Conditions 1 and 2 1. EVAP pressure change when purge operation started Less than 0.1 kPa-g (0.75 mmHg- 2. EVAP pressure change during purge operation when vent valve Less than 0.5 kPa-g (3.75 mmHg- DTC Monitoring Item Malfunction Detection Condition Trouble Area Detection Timing Detection Logic P0451 Canister Sensor output Canister pump module Connector/wire harness EVAP system hose ECM EVAP Engine 2 trip Canister Sensor output Canister pump module Connector/wire harness EVAP system hose EVAP 2 trip
2008 Toyota Tundra 2008 ENGINE PERFORMANCE Engine Control System (1GR-FE) - Tundra
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