Geely Emgrand X7. Manual part — 607

11.9.4 Part position

11.9.4.1 Component position

Mechanical lock cylinder

1

2

NL11-2197b

1. Front door lock cylinder

2. Rear back-door lock assembly

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11.9.5 Electrical schematic diagram

11.9.5.1 Electrical schematic diagram

NL11-2196b

Combination

instrument

Speed signal

Key (radiofrequency

signal)

Left front door switch

Interlock switch

4doors contact switch

Ignition switch

Left front doorlock

assembly

Right front doorlock

assembly

Left reardoorlock

assembly

Right reardoorlock

assembly

Back door lock motor

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11.9.6 Diagnostic information and steps

11.9.6.1 Diagnosis descriptions

Refer to 11.7.2 description and operation to get familiar with the system functions and operation
before starting system diagnosis, so that it will help to determine the correct diagnostic steps, more
importantly, it will also help to determine whether the situation described by the customer is
normal.

11.9.6.2 Visual inspection

–

Inspect installed aftermarket equipment that may affect the operation of central control door
lock system.

–

Inspect components easy to access system to identify whether there is a significant damage
that may lead to the fault.

– Inspect and repair the poor connection or open circuit malfunction for power supply or

ground circuit before replacing the components, if the operation of all the door lock is
invalid.

11.9.6.3 Fault symptom list

Fault

symptom

Suspected fault part

Maintenance scheme

Mechanical
key can not
lock / unlock
the door

1. Power supply malfunction of central

control lock

2. Poor connection of unlock / lock switch

inside left front door lock

3. Poor connection of harness connector

4. Poor connection of relative ground

5. Harness

malfunction

6. Malfunction of central control lock motor

7. BCM

malfunctions

1. Inspect the power supply

circuit.

2. Inspect the harnesses and

connectors.

3.

Inspect the ground
malfunction

4. Replace the door lock

motor assembly.

5. Service the BCM and

replace if necessary.

Central
control lock
switch can
not lock /
unlock doors

1. Power supply malfunction of central

control lock

2. Central control lock switch of left front

window regulator switch assembly
malfunction

3

Poor connection of harness connector

4. Poor connection of relative ground

5. Harness

malfunction

6. Malfunction of central control lock motor

7. BCM

malfunctions

1. Inspect the power supply

circuit.

2. Inspect the harnesses and

connectors.

3.

Inspect the ground
malfunction

4. Inspect the left front door

window regulator switch.

5. Replace the door lock

motor assembly.

6. Service the BCM and

replace if necessary.

Only the left 1. Power supply malfunction of central 1. Inspect the power supply

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front door
lock can not
lock /unlock
the door

control lock

2. Poor connection of left front door lock

harness connector

3. Poor connection of left front door lock

ground

4. Harness

malfunction

5. Malfunction of left front door central

control lock motor

6. BCM

malfunctions

circuit.

2. Inspect the harnesses and

connectors.

3.

Inspect the ground
malfunction

4. Replace the door lock

motor assembly.

5. Service the BCM and

replace if necessary.

The remote
control unit is
unable to
lock/open
door

1. The application environment has

electromagnetic interference.

2. Remote

controller

malfunction

3. Power supply malfunction of central

control lock

4. Poor connection of harness connector

5. Poor connection of relative ground

6. Harness

malfunction

7. Malfunction of central control lock motor

8. BCM

malfunctions

1.

Move to a
non-interference
environment.

2.

Inspect the remote
controller battery, and
replace the remote
controller if necessary.

3. Inspect the power supply

circuit.

4. Inspect the harnesses and

connectors.

5.

Inspect the ground
malfunction

6. Replace the door lock

motor assembly.

7. Service the BCM and

replace if necessary.

Central lock
under the
anti-theft
state is
unable to
automatically
unlock.

1. Insufficient voltage of power supply

2. Poor connection of harness connector

3. Poor connection of relative ground

4. Harness

malfunction

5. Malfunction of central control lock motor

connection switch

6. BCM

malfunctions

1. Inspect the power supply

circuit.

2. Inspect the harnesses and

connectors.

3.

Inspect the ground
malfunction

4. Replace the door lock

motor assembly.

5. Service the BCM and

replace if necessary.

Door Lock
Runout
during
Driving

1. Mechanical lock mechanism malfunction

2. Poor connection of harness connector

3. Poor connection of relative ground

4. Harness

malfunction

5. Malfunction of central control lock motor

1. Adjust door lock

mechanism, if necessary,
please replace it.

2. Inspect the harnesses and

connectors.

3.

Inspect the ground

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