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AUTOMATIC TRANSAXLE DIAGNOSIS TSB Revision AUTOMATIC TRANSAXLE 23A-107 STEP 1. Using scan tool MB991502, check data list item 23: CAUTION To prevent damage to scan tool MB991502, always turn the Output Shaft Speed Sensor. • When driving at constant speed of 50km/h (31mph), the − 1,900 r/min." <2.4L Engine>, "1,300 − 1,600 r/min." <3.0L Engine> (Gear range: 3rd gear) (4) Turn the ignition switch to "LOCK" (OFF) position. Q: Is the sensor operating properly? YES : This malfunction is intermittent. Refer to GROUP 00, How to Use Troubleshooting/Inspection Service − How to Cope with Intermittent Malfunction NO : Go to Step 2. STEP 2. Check the ground voltage at PCM connector C-40 (3) Measure the voltage between terminal 57 and ground by backprobing. • Voltage should be 0.5 volt or less. (4) Turn the ignition switch to the "LOCK" (OFF) position. Q: Is the voltage normal? YES : Go to Step 5. AC003081AC MB991502 DATA LINK AC004197 PCM AD CONNECTOR: C-40 AC001791 C-40 CONNECTOR AE |