MAP System Inspection

■ Check MAPS performance 

1. IG "ON".
2. Warm up the engine to normal operating temperature.
3. Measure the current data.
   Fig 1: Scantool Display - Signal Waveform Of TPS And MAPS

   Courtesy of HYUNDAI MOTOR AMERICA
4. Is the measured signal waveform (comparison response of TPS with MAPS) O.K?

   YES 

   • Thoroughly check connectors for looseness, poor connection, bending, corrosion, contamination, deterioration, or damage. Repair or replace as necessary and go to "VERIFICATION OF VEHICLE REPAIR " procedure.

   NO 

   • Substitute with a known - good MAPS and check for proper operation.

     If the problem is corrected, replace MAPS and go to "VERIFICATION OF VEHICLE REPAIR " procedure.