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Fig. 51: Knock Sensor (KS) - Circuit Diagram General Description The knock sensor is mounted on the engine block and detects engine knock. The vibrations caused by Monitor Execution, Sequence, Duration, DTC Type, OBD Status MONITOR DESCRIPTION CHART Enable Conditions ENABLE CONDITIONS Malfunction Threshold No signals from the knock sensor are detected for at least 5 seconds. Driving Pattern 1. Start the engine. Hold the engine speed at 3,000 rpm without load (in Park or neutral) until the radiator fan comes on. 2. Hold the engine speed at 3,000 - 4,000 rpm for at least 60 seconds. Diagnosis Details Conditions for illuminating the MIL Execution Continuous Sequence None Duration 5 seconds or more DTC Type One drive cycle, MIL ON OBD Status PASSED/FAILED/NOT COMPLETED (STILL TESTING) Condition Minimum Maximum Engine speed 2,000 rpm - Engine coolant temperature 140°F (60°C) - No active DTCs P0117, P0118
2007 Acura RL 2007 ENGINE PERFORMANCE Advanced Diagnostics - RL
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