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Home >> Suzuki >> 2007 >> Grand Vitara Base, AWD, Automatic >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Engine General Information And Diagnosis >> Diagnostic Information And Procedures >> DTC P1107/P1108: Manifold Absolute Pressure Sensor Rationality Check - Low/High >> DTC Troubleshooting
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DTC Troubleshooting

TROUBLESHOOTING TABLE

Step Action YES NO
1  Was "Engine and Emission Control System Check" performed?  Go to Step 2. Go to ENGINE AND EMISSION CONTROL SYSTEM CHECK .
2  MAP sensor check 
  1. Check MAP sensor for performance by referring to MANIFOLD ABSOLUTE PRESSURE (MAP) SENSOR INSPECTION .

Is it in good condition? 		 Go to Step 3. Replace MAP sensor.
3  Wire harness check 
  1. Check power supply, signal and ground circuits of MAP sensor for connection and high resistance by referring to Step 3 of DTC P0107/P0108: MANIFOLD ABSOLUTE PRESSURE SENSOR CIRCUIT LOW/HIGH INPUT .

Is it in good condition? 		 Substitute a known good ECM and recheck. Repair or replace.
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