Geely Emgrand X7. Manual part — 75

2.2.7.49 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
analyze the accuracy of the data, as these will help with quick diagnosis.

1

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

299

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

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.

4 Replace

ECM

A. Replaces

B. Refer to 2.2.7.11 Crankshaft Position Sensor (CKP) Learn to carry out the crankshaft position

sensor learn.

Next

No

Repair the faulty part. Go to step 5

Yes

Yes

Diagnostic

No

Yes

2.2.7.14 DTC Chapter Index

No

300

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 2.2.8.1 Replacement of Engine Control Module.

No

Refer to 2.2.7.3 Intermittent Fault
Inspection for intermittent fault.

Yes

301

2.2.7.50 DTC P2119

1. DTC

description:

DTC P2119

Electronic Throttle Return Malfunction

After the ignition switch is switched off, electronic throttle stays at the initial angle of 14.5
degrees. If the ignition switch is off, the throttle is always off, the DTC code may be recorded it
may be accompanied by the engine difficult to start and so on. 2.Conditions for Setting DTC and
the Fault Location:

DTC Code

DTC Detection
Strategy

Set(Control Strategy)
Conditions

Fault Locations

P2119

Electronic Throttle
Return Malfunction

1. Ignition Switch OFF for

several times.

2. If throttle can't reach

requirement, conduct return
test. Proper opening

1. Electronic

Throttle

Body Dirty

2. Electronic

Throttle

Body Mechanical
Malfunction

3. Diagnostic

Steps:

1

Inspect whether there is other ETC system related DTC codes?

A. Connect fault diagnosis tester to the vehicle diagnostic interface.

B. Rotated ignition switch to ON position

C. Switch on fault diagnostic apparatus power supply

D. Read DTC code

Results

DTC Codes Shown

To Step

Only P2119

Yes

DTC Code Other Than P2119

No

A. Refer to 2.6.8.5 Replacement of Electrical Throttle Body Assembly to dismantle the throttle

body.

B. Clean electronic throttle body.

3

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

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

2 Clean

Electronic

Throttle

Body

Next

No

Refer to 2. 12.7.14 DTC Chapter Index.

Yes

302