COOLER, FIL TER, AND LINES

• PT O controls, if present: – damage – wear – improper operation – lubrication – electrical harness connections and wiring damage • T emperature gauge: – capillary tube damage (if used) – sensor damage • Fluid pressure gauge tubing: – damage – kinks – improper routing

Throttle Position Sensor ( TPS) Adjustment—Using Diagnostic T ool.

When properly installed the equipment manufacturer , the TPS, if used, should not require adjustment. TPS adjustment is necessary , confirm that it has been installed Allison T ransmission specification (refer Figure 5–4 The TPS is selfcalibrating and therefore has optimum closed throttle full throttle value. Be sure there is misalignment obstruction smooth movement through the full stroke the TPS. The Allison DOC TM For PC–Service T ool, Windowsbased interface/software diagnostic tool can used verify the TPS adjustment percent closed throttle and 100 percent full throttle). See the users manual that comes with the diagnostic tool for details. Also, sure check for diagnostic codes (DTCs) associated with TPS function.