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AUTOMATIC TRANSAXLE DIAGNOSIS TSB Revision AUTOMATIC TRANSAXLE 23A-235 TROUBLESHOOTING HINTS (The most likely causes for this code to be set:) • Malfunction of the output shaft speed sensor • Malfunction of the throttle position sensor • Malfunction of each solenoid valve • Abnormal line pressure • Malfunction of the valve body • Malfunction of the PCM DIAGNOSIS REQUIRED SPECIAL TOOL: 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 : Go to Step 2. , code number 23: Output shaft speed sensor system. STEP 2. Using scan tool MB991502, check data list item 11: Throttle Position Sensor. • With the throttle valve in idle position, voltage should be • With the throttle valve in full-open position, voltage (4) Turn the ignition switch to "LOCK" (OFF) position. Q: Is the sensor operating properly? YES : Go to Step 3. , code number 11, 12, 14: Throttle Position Sensor System. Then check the malfunction. AC003081AC MB991502 DATA LINK AC003081AC MB991502 DATA LINK |