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CONDITION POSSIBLE CAUSES CORRECTION HAS FIRST/REVERSE 1. Governor Circuit Electrical Fault. 1. Test using DRB scan tool and repair as 2. Valve Body Malfunction. 2. Repair stuck 1-2 shift valve or governor 3. Front Servo/Kickdown Band 3. Repair/replace. MOVES IN 2ND OR 3RD 1. Valve Body Malfunction. 1. Remove, clean and inspect. Look for stuck 2. Governor Valve Sticking. 2. Remove, clean and inspect. Replace faulty NO LOW GEAR (MOVES IN 1. Governor Valve Sticking. 1. Remove governor, clean, inspect and repair 2. Governor Circuit Electrical Fault. 2. Test with DRB scan tool and repair as 3. Valve Body Malfunction. 3. Remove, clean and inspect. Look for 4. Front Servo Piston Cocked in Bore. 4. Inspect servo and repair as required. 5. Front Band Linkage Malfunction 5. Inspect linkage and look for bind in linkage. NO KICKDOWN OR 1. Throttle Linkage Misadjusted. 1. Adjust linkage. 2. Accelerator Pedal Travel Restricted. 2. Verify floor mat is not under pedal, repair 3. Valve Body Hydraulic Pressures Too 3. Perform hydraulic pressure tests to 4. Governor Circuit Electrical Fault. 4. Test with DRB scan tool and repair as 5. Valve Body Malfunction. 5. Perform hydraulic pressure tests to 6. TPS Malfunction. 6. Replace sensor, check with DRB scan tool. 7. PCM Malfunction. 7. Check with DRB scan tool and replace if 8. Valve Body Malfunction. 8. Repair sticking 1-2, 2-3 shift valves, STUCK IN LOW GEAR 1. Throttle Linkage Misadjusted/Stuck. 1. Adjust linkage and repair linkage if worn or 2. Gearshift Linkage Misadjusted. 2. Adjust linkage and repair linkage if worn or 3. Governor Component Electrical 3. Check operating pressures and test with 21 - 54 42/44RE AUTOMATIC TRANSMISSION DN DIAGNOSIS AND TESTING (Continued) |