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Exhaust gas pulsation is detected by the pressure sensor despite the ECM commanding the ASV to close. Exhaust gas pulsation is not detected by the pressure sensor despite the ECM commanding the ASV to MONITOR STRATEGY MONITOR STRATEGY TYPICAL ENABLING CONDITIONS All: TYPICAL ENABLING CONDITIONS Case 1: Related DTCs P2440: Air control valve stuck open Required Sensors/Components (Main) Pressure sensor Required Sensors/Components (Related) - Frequency of Operation Once per drive cycle Duration 7 seconds MIL Operation 1 driving cycles: P2440, P2442 Sequence of Operation None Monitor runs whenever following DTCs not present P0010 - P0022: VVT system Battery voltage 11 V or more Atmospheric pressure 45 kPa (337.5 mmHg) or more
2008 Toyota Tundra 2008 ENGINE PERFORMANCE Engine Control System (1GR-FE) - Tundra
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