Alpha自动变速器(20050523).ppt

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1、AUTOMATIC TRANSAXLEAUTOMATIC TRANSAXLE HMC & KMC reserves all rights of disposal such as copying and passing on to third parties. This book should be used for the training purpose. 2005.01.07 AppreanceAT - A4AF3 HMC & KMC reserves all rights of disposal such as copying and passing on to third partie

2、s. This book should be used for the training purpose. 2005.01.07 技术参数技术参数 型式型式 项目项目A4AF3控制管路压力控制管路压力控制适用离合器独立控制离合器独立控制适用强制降档控制强制降档控制适用 (4 2, 3 1)电磁阀数量电磁阀数量6EA (ON/OFF:3EA PWM:3EA)变矩器变矩器3要素, 2相, 1 段O/D OFF 开关开关适用行星齿轮类型1拉维娜式动作要素C:3个 B:2个 OWC:1个ATF型号DIAMOND SP-III, SK SP-III容量容量6.1更换周期更换周期正常条件:100,000,

3、恶劣条件:40,000滤清滤清器器数数量量1个AT - A4AF3 HMC & KMC reserves all rights of disposal such as copying and passing on to third parties. This book should be used for the training purpose. 2005.01.07 变速器外观图变速器外观图AT - A4AF3输入轴传感器-PGA末端离合器行星齿轮总成输出轴后离合器低倒档制动器输出轴传感器-PGB变速器外壳强制降档制动带变矩器锁止离合器前离合器输入轴油泵差速器齿轮差速器齿轮 HMC & K

4、MC reserves all rights of disposal such as copying and passing on to third parties. This book should be used for the training purpose. 2005.01.07 后离合器供给孔D/C释放油压润滑油压 1) D1, 2, 3, 位置工作 2) 将输入轴动力传递到 前进档太阳轮 3) 钢片 5张, 离合器片 4张 HMC & KMC reserves all rights of disposal such as copying and passing on to thi

5、rd parties. This book should be used for the training purpose. 2005.01.07 离心平衡室活塞油压室活塞 安装在后离合器 HMC & KMC reserves all rights of disposal such as copying and passing on to third parties. This book should be used for the training purpose. 2005.01.07 1) D3, R位置工作 2) 将输入轴动力传递到 倒档太阳轮 3) 钢片3张 ,离合器片2张 HMC

6、& KMC reserves all rights of disposal such as copying and passing on to third parties. This book should be used for the training purpose. 2005.01.07 1) D3, 4 位置工作 2) 将输入轴动力 传递到行星架 3) 钢片 4张, 离合器片 3张 HMC & KMC reserves all rights of disposal such as copying and passing on to third parties. This book s

7、hould be used for the training purpose. 2005.01.07 契快旋转固定行星齿轮(行星架)内圈 HMC & KMC reserves all rights of disposal such as copying and passing on to third parties. This book should be used for the training purpose. 2005.01.07 1) L, R 位置工作 2) 固定行星齿轮的行星架 3) 油封位置 (4个) HMC & KMC reserves all rights of dispo

8、sal such as copying and passing on to third parties. This book should be used for the training purpose. 2005.01.07 1) D2, 4位置工作 2) 固定倒档太阳轮 制动带制动毂伺服杆 3) 降档制动器调整方法 HMC & KMC reserves all rights of disposal such as copying and passing on to third parties. This book should be used for the training purpo

9、se. 2005.01.07 注注 : - 各齿轮位置动作要素各齿轮位置动作要素 F/C: 前离合器前离合器 R/C: 后离合器后离合器 E/C: 末端离合器末端离合器 K/D: 降档制动器降档制动器 L&R: 低低&倒档制动器倒档制动器 OWC: 单向离合器单向离合器动作要素表动作要素表AT - A4AF3 HMC & KMC reserves all rights of disposal such as copying and passing on to third parties. This book should be used for the training purpose. 20

10、05.01.07 输出输出输入输入SCSV-ASCSV-BPCSV-ADCCSVPCSV-BSCSV-C输入轴速度传感器输入轴速度传感器 (PG-A)输出轴速度传感器输出轴速度传感器(PG-B)ATF 温度传感器温度传感器档位开关档位开关OD OFF 开关开关强制降档开关强制降档开关制动开关制动开关PCM输入输入&输出要素输出要素AT - A4AF3 HMC & KMC reserves all rights of disposal such as copying and passing on to third parties. This book should be used for the

11、 training purpose. 2005.01.07 检测末端离合器鼓的速度检测末端离合器鼓的速度 功能功能: 换档控制换档控制(1st gear 4th gear) Shift quality (Kick down shift control) 各档位不同步计算( PG-A = PG-B x 齿轮比 200rpm) 锁止离合器控制(滑移量 = Engine rpm - PG-A) 传感器电阻传感器电阻 : 215275 (20C)输入轴速度传感器输入轴速度传感器(PG-A)输入轴速度传感器输入轴速度传感器 (PG-A) HMC & KMC reserves all rights of

12、disposal such as copying and passing on to third parties. This book should be used for the training purpose. 2005.01.07 输出轴传感器输出轴传感器 (PG-B)输出轴速度传感器输出轴速度传感器 (PG-B) 检测差速器齿轮速度检测差速器齿轮速度 功能功能 : 换档控制换档控制 (1st gear 4th gear) 各档位不同步计算 ( PG-A = PG-B x 齿轮比 200rpm) 传感器电阻传感器电阻 : 215275 (20C) HMC & KMC reserves

13、all rights of disposal such as copying and passing on to third parties. This book should be used for the training purpose. 2005.01.07 PG-APG-B输出波形输出波形2.5V2.5V输入轴速度传感器输入轴速度传感器 & 输出轴速度传感器输出轴速度传感器AT - A4AF3* 输出电压在IG on 2.5V. HMC & KMC reserves all rights of disposal such as copying and passing on to th

14、ird parties. This book should be used for the training purpose. 2005.01.07 失效保护失效保护 (输入轴速度传感器输入轴速度传感器)* 输入轴速度传感器输入轴速度传感器故障检测条件失效保护DTCRationality - 输入轴速度 8000 rpm D : 3rd 档固定2, L : 2nd 档固定0716过低 * 档 位 开 关 P, R , N & 输 出 轴 速 度 1 0 0 0 r p m & 发动机转速 3000 rpm - 输入轴速度 = 0 rpm0717AT - A4AF3 HMC & KMC rese

15、rves all rights of disposal such as copying and passing on to third parties. This book should be used for the training purpose. 2005.01.07 失效保护失效保护(输出轴速度传感器输出轴速度传感器)* 输出轴速度传感器输出轴速度传感器故障故障检测条件失效保护DTC断路,接地短路, 短路 * D,2,L * 1st 档: TPS 50% &发动机转速 3000 rpm 4秒或以上 * 2nd 4th 档: 输入轴速度 1500 rpm 5秒或以上 - 输出速度 =

16、0 rpm D : 3rd 档固定2, L : 2nd 档固定0722AT - A4AF3 HMC & KMC reserves all rights of disposal such as copying and passing on to third parties. This book should be used for the training purpose. 2005.01.07 1) 型式型式: Alpha A/T (A4AF3) 2) 现象现象: 间歇的间歇的 3rd 档固定档固定 试验时试验时, N-D 有冲击有冲击3) DTC: P0722 (PG-B 断路断路/短路短路

17、 )4) 维维修修经历经历: 同同样样的故障出的故障出现过现过3次次 PG-B 更更换过换过2次次 维维修修过过PG-B插头插头1次次5) 检测顺序检测顺序 - 检测故障代码检测故障代码 (P0722) - 传感器传感器&连接器检测连接器检测 (通常通常) - 动态测试动态测试 (Abnormal output after 20minutes test-driving) 用检测仪检查 PG-B 6) 原因原因:PCM (Bosch)故障故障Case study (P0722)AT - A4AF3 HMC & KMC reserves all rights of disposal such as

18、 copying and passing on to third parties. This book should be used for the training purpose. 2005.01.07 PG-B修理前7) 分析分析 修理之前修理之前Case study (P0722)AT - A4AF3 HMC & KMC reserves all rights of disposal such as copying and passing on to third parties. This book should be used for the training purpose. 20

19、05.01.07 PG-B修理后7) 分析分析 新新 PCM更换后更换后Case study (P0722)AT - A4AF3 HMC & KMC reserves all rights of disposal such as copying and passing on to third parties. This book should be used for the training purpose. 2005.01.07 失效保护失效保护 (档位不同步档位不同步)* 齿轮比检测齿轮比检测 (Rationality check)故障检测条件失效保护DTC同步性* 当位开关,电磁阀正常,

20、 ATF 温度. 10 &发动机转速 400rpm & 输出速度 900rpm &输入速度 300rpm - 1st gear : 1st 档或L-位置或 Creep & 输出速度 500, 输入速度 (1st 齿轮比 输出速度 + 200) - 2nd 4th gear : 2nd4th gear (n = 2nd, 3rd, 4th gear) | 输入速度-(齿轮比输出速度) | 200 2秒以上D,2,L : 3rd gear hold07314* 档位开关,电磁阀正常, ATF 温度. 10 & 发动机转速 400rpm & 输出速度 100rpm &输入速度 300rpm- 倒档倒

21、档 : 输入速度-(倒档齿轮比输出速度)|200 2秒以上0736AT - A4AF3 HMC & KMC reserves all rights of disposal such as copying and passing on to third parties. This book should be used for the training purpose. 2005.01.07 档位档位降档开关降档开关1st gearON2nd gearOFF3rd gearON4th gearOFFOFFON1st 2nd3rd4thOFFON强制降档开关强制降档开关 HMC & KMC res

22、erves all rights of disposal such as copying and passing on to third parties. This book should be used for the training purpose. 2005.01.07 油温传感器油温传感器阀体阀体油温传感器油温传感器 压力控制压力控制 : 根据油温控制PCSV占控比 锁止离合器控制锁止离合器控制 : 根据油温控制锁止离合器On/Off 高温控制高温控制 : performs different shift pattern when ATF temperature is too hig

23、h (125 )AT - A4AF3 HMC & KMC reserves all rights of disposal such as copying and passing on to third parties. This book should be used for the training purpose. 2005.01.07 档位开关档位开关 (TR range sw)* 在各位置变速线图在各位置变速线图- D (O/D ON) : 1st 4th - D (O/D OFF) : 1st 3rd 4th - 2 : 1st 2nd 3rd t- L L 1st 2nd AT -

24、 A4AF3 HMC & KMC reserves all rights of disposal such as copying and passing on to third parties. This book should be used for the training purpose. 2005.01.07 电磁阀电磁阀1. 型式型式 - On/Off 控制 : SCSV-A,B,C - PWM 控制 (35Hz) : PCSV-A,B DCCSV2. 控制要素控制要素 - PCSV-A : F/C, E/C, KD/B, LR/B - PCSV-B : R/C - SCSV-C :

25、 E/C AT - A4AF3* 注注 : 安装电磁阀时,拧紧接地线. Otherwise, DTC(solenoid open) will be shown. DCCSVSCSV-BSCSV-APCSV-APCSV-BSCSV-C HMC & KMC reserves all rights of disposal such as copying and passing on to third parties. This book should be used for the training purpose. 2005.01.07 电磁阀电磁阀 D 档动作档动作 (SCSV-A,B,C) 电

26、磁阀电阻 - PCSV: 2.90.3 - SCSV: 22.31.5 - DCCSV: 3DCCSV SCSV-BSCSV-APCSV-APCSV-BSCSV-CAT - A4AF3 HMC & KMC reserves all rights of disposal such as copying and passing on to third parties. This book should be used for the training purpose. 2005.01.07 电磁阀电磁阀 数据流数据流(压力控制电磁阀压力控制电磁阀)N-DD1D1N-DD1D2D3D4D4D1231

27、)2)PCSV-A, PCSV-B operation at D1 PCSV-A, PCSV-B operation at N-DPCSV-A, PCSV-B operation at D range3)AT - A4AF3 HMC & KMC reserves all rights of disposal such as copying and passing on to third parties. This book should be used for the training purpose. 2005.01.07 电磁阀电磁阀 数据流数据流 (换档控制电磁阀换档控制电磁阀)ON -

28、 D1,3ON - D1,2ON D3,4SCSV-A, operation at D rangeSCSV-B, operation at D rangeSCSV-C, operation at D range1)2)3)AT - A4AF3 HMC & KMC reserves all rights of disposal such as copying and passing on to third parties. This book should be used for the training purpose. 2005.01.07 电磁阀电磁阀 电路图电路图DCCSV 占控比信号P

29、CSV-A 占控比信号-占控比 100%AT - A4AF3 HMC & KMC reserves all rights of disposal such as copying and passing on to third parties. This book should be used for the training purpose. 2005.01.07 电磁阀电磁阀AT - A4AF3DCCSV 占控比信号电磁阀 OFFONPCSV-A 占控比信号-占控比 100%电磁阀 ON占控比占控比 (%) = 电磁阀电磁阀 ON 时间时间 / (电磁阀电磁阀 OFF 时间时间 + ON 时

30、间时间) * 100 HMC & KMC reserves all rights of disposal such as copying and passing on to third parties. This book should be used for the training purpose. 2005.01.07 失效保护失效保护 (电磁阀电磁阀)故障检测条件失效保护DTCPCSV-APCSV-B断路/ 短路断路或短路0.3s以上 (线路导通性)3rd 固定(全部电磁阀 off)07450775SCSV-ASCSV-BSCSV-C075007550760DCCSV 锁止离合器0743失效保护: 3rd 档锁止 at D,2,LAT - A4AF3