Component Inspection

Ignition "OFF".
Disconnect Fuel Tank Pressure Sensor connector.
Measure resistance between terminal 1 & 3 of FTPS connector (To component Side).
Measure resistance between terminal 1 & 2 of FTPS connector (To component Side).
1. Specification:
  Terminal 1 & 3; Approx. 1.1 kΩ
  
  Terminal 1 & 2: Approx. 5.8 kΩ
  
  Fig 1: Measuring Resistance Between Terminal 1 And 3 Of FTPS Connector
Is the measured resistance within specifications?
YES
- Substitute with a known - good PCM and check for proper operation.
- If the problem is corrected, replace PCM and go to "VERIFICATION OF VEHICLE REPAIR " procedure.
NO
- Substitute with a known - good FTPS and check for proper operation.
- If the problem is corrected, replace FTPS and go to "VERIFICATION OF VEHICLE REPAIR " procedure.