|
|
AUTOMATIC TRANSMISSION DIAGNOSIS AUTOMATIC TRANSMISSION 23A-256 STEP 4. Using diagnostic tool MB991958, check data list CAUTION To prevent damage to diagnostic tool MB991958, always connector. (2) Turn the ignition switch to the "ON" position. following items. a. Item 27: Select Switch c. Item 29: Shift Switch (Down) NOTE: The switches above are displayed, depending on (4) Turn the ignition switch to the "LOCK" (OFF) position. Q: Is the switch operating properly? YES : It can be assumed that this malfunction is intermittent. Refer to GROUP 00, How to Use − How to Cope with Intermittent Malfunction NO : Replace the A/T-ECU. STEP 5. Check the shift switch assembly. , Transmission Control. Q: Is the switch operating properly? YES : Go to Step 6. , Transmission Control. SELECTOR LEVER DATA LIST ITEM 27 28 29 D range OFF OFF OFF Sport mode ON OFF OFF Upshift and hold the selector ON ON OFF Downshift and hold the ON OFF ON 00DB076A MB991910 DATA LINK CONNECTOR MB991824 MB991827 |