(a)  Turn the ignition switch to OFF position. 

(b)  Disconnect right rear glass lift motor harness 
connector DR33. 

(c)  Disconnect BCM harness connector IP47. 

(d)  Measure resistance between left rear glass lifter 
motor wire harness connector DR33 terminal A and 
BCM wire harness connector IP47 terminal 10. 

(e)  Measure resistance between left right glass lifter 
motor wire harness connector DR33 terminal B and 
BCM wire harness connector IP47 terminal 2. 

Standard Resistance: Less than 1 Ω 

Is the resistance at a specified value? 

DR33右后侧玻璃升降电机线束连接器

IP47BCM线束连接器

A

B

5 6 7 8

9 10 11 12

13

14 15 16 17

1

2 3 4

NL11-3235b

 

 

 

 

5 

Replace right rear side glass lift motor. 

(a)  Replace right rear side glass lift motor, refer to

11.4.8.11 rear door glass lift motor replacemen

 . 

(b)  Clear DTC, and read DTC again 

Whether fault codes exists or not. 

 

 

 

 

6 

Replace the BCM 

(a)  Replace BCM and refer to 

Replacement of BCM in 11.8.8.1

. 

Confirm the completion of repair. 

 

 

7 

The system is normal. 

 

Next 

No 

The system is normal. 

Yes 

Yes 

Go to step 6 

No 

IP47BCMharness connector

 

DR33Right rearside glass lifting motor harness 

connector

 

1943

 
 

10.2.4.19 DTC B1224 

Fault diagnosis code Descriptions 

B1224   

Driver-side electric window anti-trapping module HALL sensor faults. 

Circuit diagram: 

30A

IF

12

20

19

18

IP+B

14 IP50

4 DR02 5

7 DR02

DR02

2

1

DR02

DR02

3 DR02

LIN

BCM

M

DR10

DR10

DR10

左前玻璃

升降电机

DOWN

OT
DN

OT
UP

UP

RF09

1

RF09

2

RF09

4

10A

IF25

IP+B

雨量传感器

NL11-3236b

 

Diagnostic Steps: 

1 

Inspect whether there is any DTC Code other than B1224. 

(a)  Inspect whether there is any DTC Code other than B1224. 

 

 

 

2 

Replace left front glass lift motor, 

(a)  Replace left front glass lift motor; refer to

11.4.8.5 left front glass lifter motor replacement

. 

Confirm the completion of repair. 

 

 

3 

The system is normal. 

 

Next 

Yes 

Go to 

DTC list in 10.2.4.2

 and repair according 

to trouble codes. 

No 

Left frontglass 

lifting motor

Rainfall sensor 

1944

 
 

 

10.2.4.20 DTC B1236 

Fault diagnosis code Descriptions 

B1236   

Rain sensor fault 

Circuit diagram: 

30A

IF12

20

19

18

IP+B

14 IP50

4 DR02 5

7 DR02

DR02

2

1

DR02

DR02

3 DR02

LIN

BCM

M

DR10

DR10

DR10

左前玻璃

升降电机

DOWN

OT
DN

OT
UP

UP

RF09

1

RF09

2

RF09

4

10A

IF

25

IP+B

雨量传感器

NL11-3236b

 

Diagnostic Steps: 

1 

Inspect whether there is any DTC Code other than B1236. 

(a)  Inspect whether there is any DTC Code other than B1236. 

 

 

 

2 

Inspect the communication between the rain motor and the 
fuse. 

Yes 

Go to 

DTC list in 10.2.4.2

 and 

repair according to trouble 
codes. 

No 

Left frontglass 

lifting motor

Rainfall sensor 

1945

 
 

(a)  Turn the ignition switch to OFF position. 

(b) Disconnect rain sensor harness connector 
RF09. 

(c)  Measure resistance value between rain sensor 
harness connector RF09 terminal1 and fuse 

Standard Resistance: Less than 1 Ω 

(d) Measure resistance between rain volume 
sensor wire harness connector RF09 terminal 1 and 
grounding. 

Standard Resistance: 10 kΩ or higher 

Is the resistance at a specified value? 

NL11-3237b

4

3

2

1

RF09雨量传感器线束连接器

 

 

 

 

3 

Inspect the communication between the rain motor and the 
grounding. 

(a) Measure resistance between rain volume 

sensor wire harness connector RF09 
terminal 2 and grounding. 

Standard Resistance: Less than 1 Ω 

Is the resistance at a specified value? 

NL11-3238b

4

3

2

1

RF09雨量传感器线束连接器

 

 

 

 

 

4 

Replace rain sensor. 

(a)  Replace rain sensor, refer to 

Confirm the completion of repair. 

 

5 

The system is normal. 

No 

Repair or replace the harness. 

Yes 

Next 

No 

Repair or replace the harness. 

Yes 

RF09 rainfall sensorharness connector

 

RF09 rainfall sensorharness connector

 

1946