Nissan Qashqai J11. Manual - part 413

ECK-212

< DTC/CIRCUIT DIAGNOSIS >

[K9K]

P0200 FUEL INJECTOR

NO

>> Repair or replace error-detected parts.

3.

CHECK FUEL INJECTOR HARNESS CONNECTOR STATE

Check fuel injector harness connector state.

Is the inspection result normal?

YES

>> GO TO 4.

NO

>> Repair or replace error-detected parts.

4.

CHECK FUEL INJECTOR

Refer to 

ECK-212, "Component Inspection (Fuel Injector)"

.

Is the inspection result normal?

YES

>> Check intermittent incident. Refer to 

GI-41, "Intermittent Incident"

.

NO

>> Repair or replace error-detected parts.

Component Inspection (Fuel Injector)

INFOID:0000000010289797

1.

CHECK FUEL INJECTOR

1.

Turn ignition switch OFF.

2.

Disconnect fuel injector harness connector.

3.

Check the resistance between fuel injector terminals.

Is the inspection result normal?

YES

>> INSPECTION END

NO

>> Replace fuel injector. Refer to 

EM-293, "Removal and Installation"

.

Fuel injector

Condition

Resistance

+

−

Terminal

1

2

Temperature: 20

°

C (68

°

F)

150 – 250k

Ω

P0201, P0202, P0203, P0204 FUEL INJECTOR

ECK-213

< DTC/CIRCUIT DIAGNOSIS >

[K9K]

C

D

E

F

G

H

I

J

K

L

M

A

ECK

N

P

O

P0201, P0202, P0203, P0204 FUEL INJECTOR

DTC Logic

INFOID:0000000010434251

DTC DETECTION LOGIC

NOTE:
• If DTC P0201, P0202, P0203, or P0204 is displayed with DTC P0263, P0266, P0269, or P0272, perform

the trouble diagnosis for DTC P0263, P0266, P0269, or P0272. Refer to 

ECK-226, "DTC Logic"

.

DTC CONFIRMATION PROCEDURE

1.

PRECONDITIONING

If DTC Confirmation Procedure has been previously conducted, always turn ignition switch OFF and wait at
least 1 minute before conducting the next test.

>> GO TO 2.

2.

PERFORM DTC CONFIRMATION PROCEDURE

1.

Start engine and let it idle for at least 1 second.

2.

Check DTC.

Is DTC detected?

YES

>>

ECK-214, "Diagnosis Procedure"

.

NO

>> INSPECTION END

DTC No.

CONSULT screen terms

(Trouble diagnosis content)

DTC detecting condition

Possible cause

P0201

CYLINDER 1 INJECTOR CIRC
(Injector circuit/open - cylinder 1)
• 1.DEF: AT MAXIMUM LIMIT
• 2.DEF: SIGNAL INCOHERENCE
• 3.DEF: COMPARISON OF CONFORMITY IN-

FORMATION (CHECKSUM)

• 4.DEF: IMPROPER SIGNAL SHAPE
• CO: OPEN CIRCUIT

• ECM detects fuel injectors circuit 

are open.

• ECM error
• Injector code is not stored into 

ECM.

• An improper voltage signal from 

fuel injector is sent to ECM.

• ECM detects an improper fuel in-

jection time.

• ECM detects an improper fuel in-

jection mass.

• Harness or connectors

(The fuel injector circuit is 
open.)

• Fuel injector
• Injector code error
• ECM

P0202

CYLINDER 1 INJECTOR CIRC
(Injector circuit/open - cylinder 2)
• 1.DEF: AT MAXIMUM LIMIT
• 2.DEF: SIGNAL INCOHERENCE
• 3.DEF: COMPARISON OF CONFORMITY IN-

FORMATION (CHECKSUM)

• 4.DEF: IMPROPER SIGNAL SHAPE
• CO: OPEN CIRCUIT

P0203

CYLINDER 1 INJECTOR CIRC
(Injector circuit/open - cylinder 3)
• 1.DEF: AT MAXIMUM LIMIT
• 2.DEF: SIGNAL INCOHERENCE
• 3.DEF: COMPARISON OF CONFORMITY IN-

FORMATION (CHECKSUM)

• 4.DEF: IMPROPER SIGNAL SHAPE
• CO: OPEN CIRCUIT

P0204

CYLINDER 1 INJECTOR CIRC
(Injector circuit/open - cylinder 4)
NO. 4 cylinder fuel injector circuit
• 1.DEF: AT MAXIMUM LIMIT
• 2.DEF: SIGNAL INCOHERENCE
• 3.DEF: COMPARISON OF CONFORMITY IN-

FORMATION (CHECKSUM)

• 4.DEF: IMPROPER SIGNAL SHAPE
• CO: OPEN CIRCUIT

ECK-214

< DTC/CIRCUIT DIAGNOSIS >

[K9K]

P0201, P0202, P0203, P0204 FUEL INJECTOR

Diagnosis Procedure

INFOID:0000000010434252

1.

CHECK FUEL RETURN HOSE

Check Fuel return hose.

Is the inspection result normal?

YES

>> GO TO 2.

NO

>> Repair or replace error-detected parts.

2.

CHECK FUEL INJECTOR CIRCUIT FOR OPEN AND SHORT

1.

Turn ignition switch OFF.

2.

Check fuel injector circuit for open and short.

Is the inspection result normal?

YES

>> GO TO 3.

NO

>> Repair or replace error-detected parts.

3.

CHECK FUEL INJECTOR HARNESS CONNECTOR STATE

Check fuel injector harness connector state.

Is the inspection result normal?

YES

>> GO TO 4.

NO

>> Repair or replace error-detected parts.

4.

CHECK FUEL INJECTOR

Refer to 

ECK-214, "Component Inspection (Fuel Injector)"

.

Is the inspection result normal?

YES

>> Check intermittent incident. Refer to 

GI-41, "Intermittent Incident"

.

NO

>> Repair or replace error-detected parts.

Component Inspection (Fuel Injector)

INFOID:0000000010434253

1.

CHECK FUEL INJECTOR

1.

Turn ignition switch OFF.

2.

Disconnect fuel injector harness connector.

3.

Check the resistance between fuel injector terminals.

Is the inspection result normal?

YES

>> INSPECTION END

Cylinder

+

-

Continuity

ECM

Fuel injector

Connector

Terminal

Connector

Terminal

No.1

F81

156

F155

1

Existed

160

2

No.2

153

F156

1

157

2

No.3

155

F157

1

159

2

No.4

154

F158

1

158

2

Fuel injector

Condition

Resistance

+

−

Terminal

1

2

Temperature: 20

°

C (68

°

F)

150 – 250k

Ω

P0201, P0202, P0203, P0204 FUEL INJECTOR

ECK-215

< DTC/CIRCUIT DIAGNOSIS >

[K9K]

C

D

E

F

G

H

I

J

K

L

M

A

ECK

N

P

O

NO

>> Replace fuel injector. Refer to 

EM-293, "Removal and Installation"

.