Geely Emgrand X7. Manual part — 221

6 Replace

ECM

See 2.12.8.1 Replacement of Engine Control Module.

7

Use fault diagnosis tester to confirm if DTC is stored again .

A. Connect fault diagnosis tester to the data link connector.

B. Rotated ignition switch to ON position

C. Clear DTC code.

D. Start and run the engine at idle speed to warm up the engine for at least 5 min.

E. Road test the vehicle for at least 10min.

F. Read control system DTC code again to confirm that the system has no DTC code output.

8 Troubleshooting

No

Refer to 2.12.7.3 Intermittent Fault
Inspection for intermittent fault.

Yes

Next

No

Repair ECM Power Supply Circuits.

Yes

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2.12.7.49 DTC P2104 P2105 P2106 P2110

1. DTC

description:

DTC P2104

Mandatory Engine Idling

DTC P2105

Forced engine stopping

DTC P2106

Restrictions On Engine Performance

DTC P2110

Engine Power Management

When the intake system or throttle body valve air floe control have faults, ETC system can not
reliably use the throttle to control engine power.

2. DTC Code Set Up and Removal Conditions:

DTC Code

DTC Detection
Strategy

Set(Control Strategy) Conditions

Fault Locations

P2104

Protected mandatory
idle

When the sensor of the throttle,
acceleration pedal or brake has
certain fault, it will be forced into
the idle mode, and determined as
fault.

P2105

Fault Protection
Mandatory
Shutdown

When the sensor of the
acceleration pedal, brake or ECM
has certain fault, it will be forced
into engine stalling and determined
as fault.

P2106

Fault Protection
Limits

When the sensor of the throttle or
acceleration pedal has certain fault,
it will be forced into the
performance limited mode, and
determined as fault.

P2110

Failsafe Power Limit

When the sensor of the throttle or
acceleration pedal has certain fault,
it will be forced into the power
manage mode, and determined as
fault.

——

3. Diagnostic

Steps:

Note: Before carrying out this diagnosis step, observe the data list on fault diagnosis tester and

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analyze the accuracy of the data, as these will help with quick diagnosis.

A. Connect fault diagnosis tester to the data link connector.

B. Rotated ignition switch to ON position

C. Switch on fault diagnostic apparatus power supply

D. Select the following menu items: Engine/Read DTC codes.

E. Read DTC code

Results

DTC Codes Shown

Go to step

DTC P2104 P2105 P2106 P2110

No

DTC code other than DTC P2104, P2105,
P2106, P2110

Yes

2

Use a fault diagnosis tester to confirm whether the DTC Code is stored again.

A. Connect fault diagnosis tester to the data link connector.

B. Rotated ignition switch to ON position

C. Clear DTC code.

D. Start and run the engine at idle speed to warm up the engine for at least 5 min.

E. Read control system DTC code again to confirm that the system has no DTC code exported.

3

Inspect the ECM Power Supply Circuits.

A. Inspect whether ECM power supply circuit is normal.

B. Inspect whether ECM ground circuit is normal.

1

Inspect whether there is any control system DTC code other than DTC
P2104, P2105, P2106 and P2110.

No

Repair the faulty part. Go to step 5

Yes

Yes

Diagnostic

No

Yes

2.12.7.14 DTC Chapter Index

No

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4

Replace ECM

A. Replaces

B. Refer to 2.12.7.11 Crankshaft Position Sensor (CKP) Learn to carry out the crankshaft

position sensor learn.

5

Use a fault diagnosis tester to confirm whether the DTC Code is stored again.

A. Connect fault diagnosis tester to the data link connector.

B. Rotated ignition switch to ON position

C. Clear DTC code.

D. Start and run the engine at idle speed to warm up the engine for at least 5 min.

E. Read control system DTC code again to confirm that the system has no DTC code exported.

6 Troubleshooting

5. Maintenance

guide

Replace ECM. Refer to 2.12.8.1 Replacement of Engine Control Module.

No

Refer to 2.12.7.3 Intermittent Fault
Inspection for intermittent fault.

Yes

Next

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