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Automatic Transmission – 4L60E – Electrical Diagnosis Page 7C2–54 DTC P0723 Diagnostic Table Step Action Yes No 1 Has the Diagnostic System Check been performed? Go to Step 2 Refer to 4.7 Diagnostic System Check 2 1 Connect Tech 2 to the DLC. 2 Turn on the ignition, with the engine off. N O T E Before clearing the DTC, use the Tech 2 Freeze Frame/Failure Record to record the transmission 3 On Tech 2 select: 4 Select the relevant DTC and note the parameters at the time of 5 On Tech 2 select: 6 Follow the instructions on Tech 2 and clear the DTCs. 7 Raise and support the rear axle assembly, refer to 0A General 8 Start the engine. 9 Disable the traction control system. 10 Place the transmission in D3 range. 11 With the drive wheels rotating, slowly accelerate to 2,000 r.p.m. 12 On Tech 2 select: With the drive wheels rotating, does the Tech 2 AT Output Speed Go to Step 3 Check for an intermittent fault in the circuit, refer to 8A Electrical-Body and Chassis 3 1 Turn off the ignition. 2 Disconnect connector E-44 from the sensor. 3 Using a multimeter set to measure resistance, probe across the Does the multimeter display 976 – 2354 Ω? Go to Step 4 Go to Step 7 4 1 Using a multimeter set to measure resistance, probe between 2 Using a multimeter set to measure resistance, probe between Does the multimeter display greater than 50 k Ω in both instances? Go to Step 5 Go to Step 7 5 1 Place the transmission in neutral. 2 Using a multimeter set to measure AC voltage, probe across the 3 Rotate a rear wheel by hand. Does the multimeter display 0.3 V AC? Go to Step 6 Go to Step 7 |