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Feel - Harsh (Some/All)

WARNING: This page is about a different car, the 2011 Ford F550 Super Duty and 2011 Ford F450 Super Duty. However, it is still accessible from the selected car via links, so may be relevant.
DIAGNOSTIC ROUTINES - FEEL - HARSH (SOME/ALL)

Possible Component Reference/Action
214- ROUTINE 
Powertrain Control System 
  • CARRY OUT On-Board Diagnostic (OBD) tests. REFER to the INTRODUCTION article for diagnosis and testing of the PCM. For diagnosing SSPCB  , GO to PINPOINT TEST A . For diagnosing TFT  sensor, GO to PINPOINT TEST B . For diagnosing TSS  /intermediate shaft speed and OSS  sensor, GO to PINPOINT TEST E . REPAIR as necessary. CLEAR the DTCs, ROAD TEST the vehicle and RERUN the OBD  test.
  • PCM, vehicle wiring harnesses, transmission internal harness, Shift Solenoid Pressure Control B (SSPCB), Turbine Shaft Speed (TSS)/intermediate shaft speed sensor, Output Shaft Speed (OSS) sensor, Transmission Fluid Temperature (TFT) sensor
Some Shifts Harsh Only 
For further diagnosis of harsh shift issues, refer to Reference/Action
  • If only some of the shifts are harsh, determine which shift(s) is missing.
  • REFER to the following routine(s) for further Harsh Shift concerns:
  • Harsh 1-2 Shift, Routine 236
  • Harsh 2-3 Shift, Routine 237
  • Harsh 3-5 Shift, Routine 238
  • Harsh 4-6 Shift, Routine 239
  • Harsh 5-6 Shift, Routine 240
  • Harsh 6-5 Shift, Routine 241
  • Harsh 6-4 Shift, Routine 242
  • Harsh 5-3 Shift, Routine 243
  • Harsh 3-2 Shift, Routine 244
  • Harsh 2-1 Shift, Routine 245
Transmission Fluid 
  • Incorrect level
  • CHECK transmission fluid level and adjust as necessary. REFER to PRELIMINARY INSPECTION  in this service information.
  • CARRY OUT the Transmission Fluid Condition Check. REFER to PRELIMINARY INSPECTION  in this service information.
  • Condition
Incorrect Line Pressures 
  • CHECK pressure at line tap. Carry out Line Pressure Test. REFER to SPECIAL TESTING PROCEDURES  in this service information. FOLLOW the pressure diagnosis test as required.
  • High/low pressures
Solenoid Body Assembly 
  • Bolts not tightened to specification
  • TIGHTEN to specification.
  • Filter gasket damaged
  • INSTALL a new filter gasket.
  • Contamination
  • DISASSEMBLE and CLEAN.
  • If damaged or parts are missing, INSTALL a new solenoid body assembly. If misassembled, reassemble correctly.
  • Solenoid damaged, stuck or bore damaged, manual valve damaged, stuck or bore damaged
Fluid Pump Assembly 
  • Bolts not tightened to specification
  • TIGHTEN to specification.
  • Gasket damaged
  • INSTALL a new gasket.
  • Porosity, cross leaks, cup plug missing, plugged hole
  • REPAIR as necessary.
  • Pump gears and/or gear pocket damaged
  • INSTALL a new pump.
  • INSTALL a new seal or pump assembly.
  • Control valves, springs or seals damaged, stuck or not assembled correctly
Torque Converter 
  • REMOVE the transmission. INSPECT for damage. REFER to TORQUE CONVERTER CONTAMINATION INSPECTION  in this service information. If the torque converter fails to pass the criteria for replacement or is damaged, INSTALL a new or remanufactured torque converter. REFER to Routine 251: Always Applied/Stalls Vehicle.
  • Internal failure
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