3.2 Adaptive Damping System (ADS) Models /067/076, 140

Transcription

1 lectrical Test Program Test O 1.0 I9 ADS control module () 21 Voltage supply Circuit 87SA 31 w c L w c L 28 Ignition: ON V O 1.1, W27, Figure 4 W15, Figure 3, Wiring. O 1.1 Voltage supply from BM (N16/1) Ignition: ON Note for test connection W27 c L 29 W27 c L 28 (Figure 4) W16/1 c L 29 W16/1 c L 28 (Figure 5) Note for test connection V Fuse (F3) on BM (N16/1), , Wiring. O 2.0 Circuit 61 voltage 31 w c L 4 Ignition: ON < 1 V Generator (G2). ngine: at Idle V b Diagnostic Manual Chassis and Drivetrain 07/ ADS 23/1

2 lectrical Test Program Test O 3.0 Diagnosis ouput 31 w c L 2 Ignition: ON V ADS control module (). O 4.0 I2 Front vehicle speed signal (129 - left, right) (from ABS or ABS/ASR control module) 31 w f L 23 Raise front of vehicle. Ignition: ON Turn left (129) or right (140) front wheel by hand approx. 1 rotation/second 3 V ~ or D.M., Chassis and Drivetrain Vol. 2 section , ADS control module (). O 5.0 I8 ADS MIL (A1e27) 31 w c L 3 Ignition: ON < 1 V A1e27: ON O 5.1, ngine: at Idle V A1e27: OFF 12, O 5.1 Wiring 31 w c L 3 Disconnect control module (). Ignition: ON V A1e27 b Diagnostic Manual Chassis and Drivetrain 07/ ADS 23/2

3 lectrical Test Program Test O Wheel acceleration sensor (B24/1) Voltage supply 35 w c L 15 Ignition: ON V B24/1, ADS control module (). Static sensor signal (off) 35 w c L 36 Ignition: ON V B24/1, Dynamic sensor signal (on) 35 w f L 36 Vigorously move right front section of vehicle up and down by hand > 1 mv ~ Note: The value changes with the movement of the vehicle. Nominal value can only be attained with digital multimeter set to mv ~. B24/1, b Diagnostic Manual Chassis and Drivetrain 07/ ADS 23/3

4 lectrical Test Program Test O Body acceleration sensor (B24) Voltage supply 39 w c L 16 Ignition: ON V B24, Static sensor signal (off) 39 w c L V B24, Dynamic sensor signal (on) 39 w f L 38 Vigorously move left front section of vehicle up and down by hand > 5 mv ~ Note: The value changes with the movement of the vehicle. Nominal value can only be attained with digital multimeter set to mv ~. B24, b Diagnostic Manual Chassis and Drivetrain 07/ ADS 23/4

5 lectrical Test Program Test O 8.0 only I7 Vehicle load sensor (/1) Voltage supply 8 w c L 6 Ignition: ON V /1, Figure 8, Static sensor signal (off) 8 w c L 7 Ignition: ON < 1.5 V Dynamic sensor signal (on) 8 w c L 7 Ignition: ON Load trunk > 177 lbs. (80kg). Voltage increase > 10 mv Note: Voltage increase with load. /1 b Diagnostic Manual Chassis and Drivetrain 07/ ADS 23/5

6 lectrical Test Program Test O Steering angle sensor (N49) 20 Signal 31 w f L 1 Ignition: ON > 3 V ~ O 9.1, ADS control module (). O 9.1 Steering angle sensor 31 w f L 1 Disconnect control module (). Ignition: ON > 3 V ~ O 9.2, O 9.3, N49 O 9.2 Voltage supply Circuit 30a N49x1 2 w c L 4 Disconnect connector (N49x1) V Wiring. O 9.3 Voltage supply Circuit 87L N49x1 2 w c L 3 Ignition: ON V Wiring. O 10.0 I4 Steering angle sensor (N49) Initialization ngine: at Idle Turn steering wheel from right to left stop. A1e27 goes out. O 9.0 b Diagnostic Manual Chassis and Drivetrain 07/ ADS 23/6

7 lectrical Test Program Test O 11.0 I5 Comfort/sport switch (S45/1) w c L 26 ngine: at Idle Hold switch S45/1 in: Comfort setting V Indicator lamp in switch: OFF O 11.1, ADS control module (). Release switch (neutral) < 1 V Indicator lamp in switch: OFF 31 w c L 25 ngine: at Idle Hold switch S45/1 in: Sport setting V Indicator lamp in switch: ON O 11.1, Release switch (neutral) V Indicator lamp in switch: ON Comfort setting (press switch briefly) Indicator lamp in switch: OFF b Diagnostic Manual Chassis and Drivetrain 07/ ADS 23/7

8 lectrical Test Program Test O 11.1 Comfort/sport switch (S45/1) Comfort 28 w b L 26 Disconnect control module (). Hold switch S45/1 in: Comfort setting < 1 ] S45/1, O 11.2 Release switch (neutral) > 20 k] O 11.2 Comfort/sport switch (S45/1) Sport 28 w b L 25 Disconnect. Hold switch S45/1 in: Sport setting < 1 ] S45/1 Release switch (neutral) > 20 k] O Left/right rear axle damper valve assembly, rear axle solenoid valve 1 (Y53y1, Y54y1) 30 w b L 9 Disconnect control module (). 5 8 ] O 12.1, O 12.2, Wiring. O 12.1 Rear axle solenoid valve 1 (Y53y1) Y53x1 3 v b K 1 Disconnect connector (Y53x1). (Figure 8 or 12) ] Left rear axle damper valce assembly (Y53). O 12.2 Rear axle solenoid valve 1 (Y54y1) Y54x1 3 v b K 1 Disconnect connector (Y54x1). (Figure 9 or 12) ] Right rear axle damper valce assembly (Y54). b Diagnostic Manual Chassis and Drivetrain 07/ ADS 23/8

9 lectrical Test Program Test O Left/right rear axle damper valve assembly, rear axle solenoid valve 2 (Y53y2, Y54y2) 30 w b L10 Disconnect control module (). 5 8 ] O 13.1, O 13.2, Wiring. O 13.1 Rear axle solenoid valve 2 (Y53y2) Y53x1 3 v b K 2 Disconnect connector (Y53x1). (Figure 8 or 12) ] Rear axle solenoid valve 2 (Y53y2). O 13.2 Rear axle solenoid valve 2 (Y54y2) Y54x1 3 v b K 2 Disconnect connector (Y54x1). (Figure 9 or 12) ] Rear axle solenoid valve 2 (Y54y2). O Left front axle damper valve assembly, front axle solenoid valve 1 (Y51y1) 20 w b L 21 Disconnect control module () ] Front axle solenoid valve 1 (Y51y1). O Left front axle damper valve assembly, front axle solenoid valve 2 (Y51y2) 20 w b L 19 Disconnect control module () ] Front axle solenoid valve 2 (Y51y2). b Diagnostic Manual Chassis and Drivetrain 07/ ADS 23/9

10 lectrical Test Program Test O Right front axle damper valve assembly, front axle solenoid valve 1 (Y52y1) 41 w b L 22 Disconnect control module () ] Right front axle damper valve assembly (Y52). O Right front axle damper valve assembly, front axle solenoid valve 2 (Y52y2) 41 w b L 40 Disconnect control module () ] Right front axle damper valve assembly (Y52). O 18.0 only I3 Oil level switch (S44) Activation 31 w c L 14 Oil level between MAX and MIN Ignition: ON V Determine cause of leak, refill if necessary. O 5.1, ADS control module (). O 18.1 Wiring 31 w c L 14 Disconnect S44. Bridge sockets 1 and 2 on connector. < 1 V Wiring. O 18.2 Internal resistance 31 w b L14 Ignition: ON Disconnect. > 20 k] S44 b Diagnostic Manual Chassis and Drivetrain 07/ ADS 23/10

11 lectrical Test Program Test O 19.0 O 20.0 O 21.0 Non-USA vehicles only, continue to next test step. Non-USA vehicles only, continue to next test step. Non-USA vehicles only, continue to next test step. O 22.1 Non-USA vehicles only. b Diagnostic Manual Chassis and Drivetrain 07/ ADS 23/11

12 lectrical Test Program Test P P P Figure 1 N16/1 Base module (BM) ADS control module Figure 2 N16/1 Base module (BM) X11/4 Data link connector ( readout) Figure 3 W15 Ground (electronics output ground right footwell) b Diagnostic Manual Chassis and Drivetrain 07/ ADS 23/12

13 lectrical Test Program Test P P P Figure 4 F23 W27 Module box Ground (module box bracket) Figure 5 W16/1 Ground (right front spring tower) Figure 6 X62/2 Right front axle VSS sensor connector (component compartment) b Diagnostic Manual Chassis and Drivetrain 07/ ADS 23/13

14 lectrical Test Program Test P P P Figure 7 X62/6 Right front axle VSS sensor connector (component compartment) Figure 8 Y53x1 /1x1 Left rear axle damper valve assembly connector Vehicle load sensor connector Figure 9 Y54x1 Right rear axle damper valve assembly connector b Diagnostic Manual Chassis and Drivetrain 07/ ADS 23/14

15 lectrical Test Program Test P P P Figure 10 Y51x1 Left front axle damper valve assembly connector Figure 11 Y52x1 Right front axle damper valve assembly connector Figure 12 Y53x1 Y54x1 Left rear axle damper valve assembly connector Right rear axle damper valve assembly connector b Diagnostic Manual Chassis and Drivetrain 07/ ADS 23/15

16 lectrical Test Program Test P P Figure 13 Y51x1 Left front axle damper valve assembly connector Figure 14 Y52x1 Right front axle damper valve assembly connector b Diagnostic Manual Chassis and Drivetrain 07/ ADS 23/16

17 lectrical Test Program Test Connector Layout - ADS Control Module () P F23 Modulbox 1 Steering angle sensor (N49) 2 Diagnosis (output) 3 ADS MIL (A1e27) 4 Circuit Vehicle load sensor (/1) (+) 7 Vehicle load sensor (/1) (signal) 8 Vehicle load sensor (/1) ( ) 9 Rear axle solenoid valve 1 (Y53y1, Y54y1) (+) 10 Rear axle solenoid valve 2 (Y53y2, Y54y2) (+) Oil level switch (S44) 15 Wheel acceleration sensor (B24/1) (+) 16 Body acceleration sensor (B24) (+) Front axle solenoid valve 2 (Y51y2) (+) 20 Front axle solenoid valve (Y51y1, Y51y2) ( ) 21 Front axle solenoid valve 1 (Y51y1) (+) 22 Front axle solenoid valve 1 (Y52y1) (+) 23 Processed VSS from ABS or ABS/ASR control module (N30 or N30/1) Processed VSS from ABS or ABS/ASR control module (N30 or N30/1) 24 Not used 25 Comfort/sport switch (S45/1), Sport setting 26 Comfort/sport switch (S45/1), Comfort setting 27 Not used Voltage supply, cirucit Rear axle solenoid valve (Y53y1, Y53y2, Y54y1, Y54y2) ( ) 31 Ground (W15) Not used 35 Wheel acceleration sensor (B24/1) ( ) 36 Wheel acceleration sensor (B24/1) 37 Not used 38 Body acceleration sensor (B24) Body acceleration sensor (B24) 39 Body acceleration sensor (B24) ( ) 40 Front axle solenoid valve 2 (Y52y2) (+) 41 Front axle solenoid valve (Y52y1, Y52y2) ( ) b Diagnostic Manual Chassis and Drivetrain 07/ ADS 23/17