Geely Emgrand X7. Manual part — 485
Geely Emgrand X7. Manual part - 485
(a) Turn on left rear glass lifter switch to lift left
rear glass.
(b) Measure voltage of left rear side glass lift
motor harness connector DR23 terminal.
Standard Voltage: 11-14 V
Is voltage the Standard Value?
DR23左后侧玻璃升降电机线束连接器
A
B
NL11-3230b
3
Inspect the downshift voltage of the left rear side glass lifting
motor.
(a) Turn on left rear glass lifter switch to lower
left rear glass.
(b) Measure voltage of left rear side glass lift
motor harness connector DR23 terminal
Standard Voltage: 11-14 V
Is voltage the Standard Value?
DR23左后侧玻璃升降电机线束连接器
A
B
NL11-3231b
4
Inspect the communication of the left rear glass lifting motor
and the BCM.
No
Go to step 4
Yes
Yes
Go to step 5
No
DR23 left rear side glass lifting motor harness
connector
DR23Left rear side glass lifting motor harness
connector
1939
(a) Turn the ignition switch to OFF position.
(b) Disconnect left front glass lift motor harness
connector DR23.
(c) Disconnect BCM harness connector IP47.
(d) Measure left rear glass lifter motor wire
harness connector DR23 terminal A and
BCM wire harness connector IP47 terminal
4.
(e) Measure resistance between left rear glass
lifter motor wire harness connector DR23
terminal B and BCM wire harness connector
IP47 terminal 12.
Standard Resistance: Less than 1 Ω
Is the resistance at a specified value?
DR23左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
NL11-3232b
5
Replace left rear side glass lift motor,
(a) Replace left rear side glass lift motor; refer to
11.4.8.11 rear door glass lift motor replacement
.
(b) Clear DTC, and read DTC again
Whether fault code 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
Yes
Go to step 6
No
No
The system is normal.
Yes
IP47BCMharness connector
DR23Left rear side glass lifting motor harness
connector
1940
10.2.4.18 DTC B1222
Fault diagnosis code Descriptions
B1222
Open circuit incurs on right rear electric window driving.
Circuit diagram:
12
10 IP47
2 IP47
B
M
DR23
A DR23
左后门升降电机
右后门升降电机
4 IP47
IP47
B
M
DR33
A DR33
RL-WINDOW
DOWN
RL-WINDOW UP
BCM
RR-WINDOW
DOWN
RR-WINDOW-UP
NL11-3229b
Diagnostic Steps:
1
Inspect whether there is any DTC Code other than B1222.
(a) Inspect whether there is any DTC Code other than B1222.
2
Inspect the upshift voltage of the right rear side glass lifting
motor.
Yes
Go to
DTC list in 10.2.4.2
and
repair according to trouble
codes.
No
Left rear door
lifting motor
Right reardoor
lifting motor
1941
(a) Turn on right rear glass lifter switch to lift
right rear glass.
(b) Measure voltage of right rear side glass lift
motor harness connector DR33 terminal.
Standard Voltage: 11-14 V
Is voltage the Standard Value?
DR33右后侧玻璃升降电机线束连接器
A
B
NL11-3233b
3
Inspect the down shift voltage of the right rear side glass lifting
motor.
(a) Turn on right rear glass lifter switch to
lower right rear glass.
(b) Measure voltage of right rear side glass lift
motor harness connector DR33 terminal.
Standard Voltage: 11-14 V
Is voltage the Standard Value?
DR33右后侧玻璃升降电机线束连接器
A
B
NL11-3234b
4
Inspect the communication of the left rear glass lifting motor and the BCM.
No
Go to step 4
Yes
Yes
Go to step 5
No
DR33Right rearside glass lifting motor harness
connector
DR33Right rearside glass lifting motor harness
connector
1942
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