你好07年3.3大捷龙能改气么

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CAVITY CIRCUIT FUNCTION 1 A1 B(+) 2 A1 B(+) 3 L43 LEFT LOW BEAM DRIVER 4 L34 RIGHT HIGH BEAM DRIVER 5 L33 LEFT HIGH BEAM DRIVER 6 L44 RIGHT LOW BEAM DRIVER 7 - - 8 Z117, Z118, Z343, Z344 GROUND 9 A1 B(+) 10 FCM 10 HORN RELAY CONTROL 11 - - 12 P201 (EXCEPT EXPORT) ADJUSTABLE PEDALS RELAY CONTROL 13 FCM 13 PARK LAMP RELAY CONTROL 14 FCM 14 FRONT WIPER ON/OFF RELAY CONTROL 15 C41 (DIESEL) CABIN HEATER ASSIST CONTROL 16 W7 FRONT WIPER PARK SWITCH SENSE 17 X3 HORN SWITCH SENSE 18 W1 WASHER FLUID LEVEL SWITCH SENSE 19 FCM 19 FUSED IGNITION SWITCH OUTPUT (START) 20 FCM 20 FUSED B(+) 21 L78 FUSED PARK LAMP RELAY OUTPUT (RIGHT) 22 D25 PCI BUS 23 G931 (DIESEL) AMBIENT TEMPERATURE SENSOR RETURN 24 - - 25 G31 (DIESEL) AMBIENT TEMPERATURE SENSOR SIGNAL 26 L13 (EXPORT) HEADLAMP ADJUST SIGNAL 27 F1, F2 FCM OUTPUT (UNLOCK-RUN-START) 28 - - 29 F100 ORC RUN ONLY DRIVER 30 FCM 30 FRONT/REAR BLOWER MOTOR RELAY CONTROL 31 FCM 31 DEFOGGER RELAY CONTROL 32 FCM 32 (EXPORT) HEADLAMP WASHER RELAY CONTROL 33 FCM 33 FRONT FOG LAMP RELAY CONTROL 34 FCM 34 FRONT WIPER HIGH/LOW RELAY CONTROL 35 FCM 35 ACCESSORY RELAY CONTROL (RUN-ACC) 36 B20 BRAKE FLUID LEVEL SWITCH SENSE 37 F20 FUSED IGNITION SWITCH OUTPUT (RUN-START) 38 A1 B(+) (WHEN IPM C5 CPA IS NOT ENGAGED) 39 T2 (MTX) TRS REVERSE SENSE 40 - - 41 L77 FUSED PARK LAMP RELAY OUTPUT (LEFT) 42 D123 FLASH PROGRAM ENABLE 43 Z116 GROUND 44 L50 (DIESEL) PRIMARY BRAKE SWITCH SIGNAL 44 L50 (GAS) BRAKE LAMP SWITCH OUTPUT 45 W10 FRONT WASHER PUMP MOTOR CONTROL 46 W20 REAR WASHER PUMP MOTOR CONTROL 47 K32 BRAKE TRANSMISSION SHIFT INTERLOCK SOLENOID CONTROL 48 F201 ORC RUN-START DRIVER 49 - - 前控制模块插头信息。不是Can网络。是PCIBUS。后两张图是网络图。

参考故障码图片资料检测。

方向摆，问题出现在底盘件损坏上面。重点检查下摆臂和球头的磨损间隙。

车子电路问题，中控锁部分问题，检查车身门锁控制单元，线路，插头，特别使用设备做主动测试，缩小故障范围。