(a)

Carry out crankshaft self learn after ECM replacement. Refer
to 

2.12.7.11

 

Crankshaft Position Sensor (CKP) Learn

.

Next

Step 10

Use scan tool to confirm whether the DTC code is stored again.

(a)

Connect scan tool to the datalink connector.

(b)

Turn the 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 10 min.

(f)

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

No

Intermittent Fault. Refer to 

2.2.7.3

 

Intermittent

Fault Check

.

Yes

Step 11

Diagnostic completed.

2.12.7.50 DTC P2104 P2105 P2106 P2110

1. DTC Descriptor:

DTC

P2104

Mandatory Engine idling

DTC

P2105

Mandatory Engine Shutdown

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. ECM will report the relevant DTC code, while the engine works in the protected mode.

2. Conditions For Setting DTC and The Fault Location:

DTC Code

DTC Detection Strategy

Conditions For Setting The DTC (Control

Strategy)

Fault Locations

P2104

Protected mandatory idle

1. Engine At idle.

2. Acceleration pedal position sensor

signal 1 and signal 2 circuits all open,
or short to GND and short to 5 V.

---

P2105

Fault Protection Mandatory
Shutdown

1. Engine At idle.

2. Use scan tool to modify engine

running state, shut down the engine.

Engine

Control System JL4G15-D

2-771

P2106

Fault Protection Limits

1. Engine At idle.

2. Acceleration pedal position sensor

signal 1 and signal 2 circuits all open,
there is a sensor related fault.

3. Sensor DTC codes appears, engine

enters into the limited
implementation state.

P2110

Failsafe Power Limit

1. Engine At idle.

2. throttle position sensor signal 1 and

signal 2 circuits all open, there is a
sensor related fault.

3. Sensor DTC codes appears, default

throttle opening.

3. Diagnostic Steps:

Note

Before carrying out this diagnosis step, observe the data list on scan tool and analyze the accuracy of the data, as
these will help with quick diagnosis.

Step 1

Check whether there is control system DTC code other than DTC P2104 P2105 P2106 P2110.

(a)

Connect scan tool to the datalink connector.

(b)

Turn the ignition switch to "ON" position.

(c)

Press the scan tool power button.

(d)

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

(e)

Read DTC codes.

Results:

DTC Codes Shown

To Step

DTC P2104 P2105 P2106 P2110

No

DTC code other than DTC P2104 P2105
P2106 P2110

Yes

Yes

2.2.7.11

 

DTC Code Index

No

Step 2

Use scan tool to confirm whether the DTC code is stored again.

(a)

Connect scan tool to the datalink connector.

(b)

Turn the 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.

2-772

Control System JL4G15-D

Engine

Yes

Diagnostic

No

Step 3

Check ECM power supply circuit.

(a)

Check whether ECM power supply circuit is normal.

(b)

Check whether ECM ground circuit is normal.

No

Repair the faulty parts. Go to step 5

Yes

Step 4

Replace ECM.

(a)

Replace ECM.

(b)

Carry out crankshaft position sensor self learn. Refer to the
"Crankshaft Position Sensor Learn".

Next

Step 5

Use scan tool to confirm whether the DTC code is stored again.

(a)

Connect scan tool to the datalink connector.

(b)

Turn the 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.

No

Intermittent Fault. Refer to 

2.2.7.3

 

Intermittent

Fault Check

Yes

Step 6

Diagnostic completed.

5. Repair Instructions:

Refer to 

2.2.8.8

 

Engine Control Module Replacement

Replace ECM.

2.12.7.51 DTC P2119

1. DTC Descriptor:

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, and it may be accompanied by the engine difficult to start and so on.

Engine

Control System JL4G15-D

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2. Conditions For Setting DTC and The Fault Location:

DTC

Code

DTC Detection Strategy

Conditions For Setting The DTC (Control Strategy)

Fault Locations

P2119

Electronic Throttle Return

Malfunction

1. Ignition Switch "OFF".

2. Throttle is always off, so throttle fails to reach proper

opening for return test.

1. Electronic

Throttle Body
Dirty

2. Electronic

Throttle Body
Mechanical
Malfunction

3. Diagnostic Steps:

Step 1

Check whether there is other ETC system related DTC code?

(a)

Connect scan tool to the datalink connector.

(b)

Turn the ignition switch to "ON" position.

(c)

Press the scan tool power button.

(d)

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

(e)

Read DTC codes.

Results:

DTC Codes Shown

To Step

Only P2119

Yes

DTC Code Other Than P2119

No

No

Refer to 

2.12.7.14

 

DTC Code Index

Yes

Step 2

Cleaning electronic throttle body.

(a)

Remove electronic throttle body. Refer to the "Electronic
Throttle Body Replacement".

(b)

Clean electronic throttle body.

Next

Step 3

Use scan tool to confirm whether the DTC code is stored again.

(a)

Connect scan tool to the datalink connector.

(b)

Turn the 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.

No

Diagnostic

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Control System JL4G15-D

Engine