FixVault
Home › Jeep › 2004 › Grand Cherokee Overland, AWD › Repair and Diagnosis › Engine Performance › System › Powertrain Diagnostic Procedures › Transmission - Re - Diagnostic Tests › P0748-Pressure Sol Control/Trans Relay Circuits › Possible Causes

Possible Causes

  1. FUSED B+ CIRCUIT OPEN
  2. GOVERNOR PRESSURE SOLENOID CONTROL CIRCUIT OPEN
  3. TRANSMISSION CONTROL RELAY OUTPUT CIRCUIT OPEN
  4. GOVERNOR PRESSURE SOLENOID CONTROL CIRCUIT SHORT TO GROUND
  5. TRANSMISSION RELAY OUTPUT CIRCUIT SHORT TO GROUND
  6. GOVERNOR PRESSURE SOLENOID CONTROL CIRCUIT SHORT TO VOLTAGE
  7. GOVERNOR PRESSURE SOLENOID CONTROL CIRCUIT SHORT TO OTHER CIRCUITS
  8. GOVERNOR PRESSURE SOLENOID
  9. TRANSMISSION CONTROL RELAY - POOR CONTACTS
  10. INTERMITTENT WIRING AND CONNECTORS
  11. POWERTRAIN CONTROL MODULE
About FixVault