|
|
Content .. 1605 1606 1607 1608 ..
P0733-GEAR RATIO ERROR IN 3RD (CONTINUED) 17. LIST OF POSSIBLE CAUSES If any other DTC’s set during the road test, refer to the appropriate symptom in the Transmission category. If no other DTC’s set during the road test, below is a list of possible causes, but not strictly limited to those. Check for: — Excessive debris in the Transmission Oil pan, plugged, cracked, or misinstalled Primary Transmission Oil Filter — Cut or missing #6 check ball in the main valve body. — OD and UD accumulator pistons and seals and bleed orifices, and the Solenoid Switch Valve and Plugs in the — OD and UD clutch piston seals, reaction shaft support seal rings and dribbler assemblies, and the flatness of the — Main regulator valve for sticking in its bore. View repair Repair Repair as necessary. Refer to the Service Information for proper repair procedures. Perform 45RFE/545RFE TRANSMISSION VERIFICATION TEST - VER 1. 18. CHECK FOR INTERMITTENT OPERATION The conditions to set this DTC are not currently present. With the scan tool, check the EATX DTC EVENT DATA to help identify the conditions in which the DTC was set. — If the DTC Event Data shows fault P0733 was set in the Park, Reverse, or Neutral, replace the Powertrain Con- — If the DTC Event Data shows fault P0733 set with input RPM = zero, check the input speed sensor and related — If the DTC Event Data shows fault P0733 set with line pressure significantly below desired line pressure, check — If the DTC Event Data shows fault P0733 set with the OD or UD pressure switch open (but line pressure Check the gearshift linkage adjustment. Intermittent Gear Ratio DTCs can be set by problems in the Input and Output Speed Sensor circuits and/or Speed Remove the Starter Relay. NOTE: Failure to remove the Starter Relay can cause a Transmission - No Response condition. Wiggle wiring and connectors while checking for intermittent operation with the Transmission Simulator. Gear ratio DTC’s can also be set under extreme temperature conditions. Verify if the problem is only experienced under extreme hot or cold conditions. Were there any problems found. Yes >> Repair as necessary. Perform 45RFE/545RFE TRANSMISSION VERIFICATION TEST - VER 1. No >> Test Complete. 21 - 360 AUTOMATIC TRANSMISSION - 545RFE - ELECTRICAL DIAGNOSTICS DR/DH |