RAM

21-017-16 REV. A

2016-07-30 · NHTSA 10084062

车型关联可作为查阅线索；具体发动机、生产范围和软件条件请核对厂商资料。

厂商摘要

以下为英文原文

"FLASH: TRANSMISSION SHIFT AND DRIVABILITY ENHANCEMENTS THIS BULLETIN INVOLVES REPROGRAMMING THE TRANSMISSION CONTROL MODULE (TCM) WITH THE LATEST AVAILABLE SOFTWARE. SOME CUSTOMERS MAY EXPERIENCE A MALFUNCTION INDICATOR LAMP (MIL) ILLUMINATION. UPON FURTHER INVESTIGATION, A TECHNICIAN MAY FIND THE FOLLOWING DIAGNOSTIC TROUBLE CODE (DTC) STORED IN THE TCM MEMORY: · P0731 - GEAR RATIO ERROR IN 1ST. THE FOLLOWING ENHANCEMENTS ARE INCLUDED IN THE SOFTWARE UPDATE: · **2-1 COAST DOWN IMPROVEMENT (3.0L ONLY). · 3-2 COAST DOWN IMPROVEMENT (3.0L ONLY). · IMPROVEMENT TO 5-3 DOWNSHIFT WITH PEDAL TO IMPROVE 5-3-2 SHIFT (3.0L ONLY) · 6-5 COAST DOWN IMPROVEMENT (3.0L ONLY) · 2-3 UPSHIFT WITH LESS THAN 30% PEDAL IMPROVEMENT (3.0L ONLY) · CLUTCH C ADAPTION STABILITY IMPROVEMENT (IMPROVES SHIFT QUALITY FOR NEW TRANSMISSIONS ON GEAR SHIFTS THAT USE CLUTCH C) (3.0L ONLY). · GARAGE SHIFT TO D IMPROVEMENTS (3.0L ONLY). · ROLLING GARAGE SHIFT IMPROVEMENTS (3.0L ONLY). · IMPLEMENTATION OF END OF LINE (EOL) ADAPTION TO IMPROVE SHIFT QUALITY ON BRAND NEW TRANSMISSION. · DIAGNOSTICS IMPROVEMENTS (3.6L AND 5.7L). · IMPROVE SHIFT QUALITY ON BRAND NEW TRANSMISSION (5.7L ONLY). · IMPROVEMENT TO FIRST 1-2 SHIFT AFTER START (5.7L ONLY). · IMPROVEMENT TO 1-2 SHIFT, ESPECIALLY FOR COLDER OPERATING TEMPERATURES (5.7L ONLY). · 2-3 SHIFT FEEL IMPROVEMENT ESPECIALLY FOR COLDER OPERATING TEMPERATURES (5.7L ONLY). · COASTDOWN SHIFT IMPROVEMENTS (6-5, 5-4, 4-3, 3-2, 2-1) (5.7L ONLY). · COASTDOWN SHIFT FEEL REFINEMENT FOR DOUBLE DOWNSHIFTS (5.7L ONLY). · KICKDOWN IMPROVEMENTS FOR THE FOLLOWING SHIFTS (7-6-5-4-3, 8-6-5-4, 6-3-2, 5-3-2, 4-2) (5.7L ONLY). · IMPROVEMENT TO 4-2-1 (5.7L ONLY).** · IMPROVED 7TH GEAR UPSHIFT TIMING. · DOWNHILL ENGINE BRAKING IMPROVEMENTS."

仅当厂商、通报编号、发布日期和完整摘要一致时，重复登记才会合并展示，原始编号仍予保留。旧资料继续供查阅；确认明确替代关系后才标示后续版本。1994 年以前的车辆关联与默认结果分开显示；未注明年款不等于适用于所有年款。