|
|
TRANSMISSION CONTROL SYSTEM (4L30–E) 7A1–53 D For lamp illumination refer to DTC type definition Conditions For Clearing The MIL/DTC D The PCM will turn off the MIL and CHECK TRANS D The DTC can be cleared from the PCM history by D The DTC will be cleared from history when the vehicle D The PCM will cancel the DTC default actions when Diagnostic Aids D A OSS DTC P0723 will set when output speed has D Inspect the wiring for poor electrical connection at the D When diagnosing for a possible intermittent short or Test Description The numbers below refer to the step numbers on the PCM. DTC P0723 Automatic Transmission Output Speed Sensor (OSS) Intermittent Step Action Yes No 1 Were you sent here from the “Powertrain On–Board Diagnostic Go to Step 2 Go to OBD System Check Refer to Driveability and Emissions in Engine section 2 1. Install the scan tool. NOTE: Before clearing DTC(s), use the scan tool to record “Freeze 3. Record the DTC “Freeze Frame” and “Failure Records”. With the drive wheels rotating, does the “Trans Output Speed” Go to Diagnostic Aids Go to Step 3 3 Check for the most current and/or incorrect calibration. Is the calibration current? Go to Step 16 Go to Step 4 4 1. Turn the ignition “off”. harness connector terminals S–22 and S–55. Is the reading 3,000 ohms? Go to Step 5 Go to Step 6 5 1. Select AC volts. Is the voltage greater than 0.5 volts? Go to Step 7 Go to Step 8 6 Inspect circuits RED and WHT for a poor connection or an open Was a problem found? Go to Step 17 Go to Step 8 |