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Home >> Suzuki >> 2008 >> Grand Vitara Base, AWD, Standard >> Repair and Diagnosis >> External Pages >> Different car >> Section 17 (Engine General Information And Diagnosis) >> General Description >> OBD System Description - EGR System Monitor >> DTC Description/Detecting Condition/Confirmation Procedure >> EGR System Circuit Monitor
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EGR System Circuit Monitor

WARNING: This page is about a different car, the 2007 Suzuki Grand Vitara. However, it is still accessible from the selected car via links, so may be relevant.
EGR SYSTEM CIRCUIT MONITOR OPERATION TABLE

DTCs P0403
Monitor execution Continuous
Monitoring Duration 40 msec.
ENABLE CONDITIONS TABLE

Parameter Minimum Maximum
Phase 1 (Circuit continuity - low) 
EGR valve command Off -
Battery voltage 6 V -
Phase 2 (Circuit continuity - high) 
EGR valve command On -
Battery voltage 6 V -
TYPICAL MALFUNCTION THRESHOLDS TABLE

Phase 1:  Monitor signal (input voltage) ≤ 0.8 V
Phase 2:  Monitor signal (input voltage) ≥ 2.2 V