Nissan Qashqai J11. Manual - part 381

ECK-84

< ECU DIAGNOSIS INFORMATION >

[K9K]

ECM

108

(Y)

123

(GR)

Exhaust gas temperature 
sensor 2

Input

[Engine is running]
• Warm-up condition
• Idle speed

109

(G)

29

(B)

Glow plug control (DIAG-
NOSIS)

Input

[Ignition sw OFF goes to ON]
• Glow  ON

0 – 3.4 V

• Glow OFF

11.25 - 13.16 V

111

(Y)

29

(B)

Water heater (diagnosis 
2)

Output

Diesel particulate filter regeneration 
mode

0 V

Diesel particulate filter No regenera-
tion mode

13.16 V

114

(Y)

—

Sensor ground
(Exhaust gas tempera-
ture sensor 1)

—

—

—

115

(G)

114

(Y)

Exhaust gas temperature 
sensor 1

Input

[Engine is running]
• Warm-up condition
• Idle speed

0.47 – 4.95 V

Output voltage varies with ex-

haust gas temperature.

117
(W)

29

(B)

PNP signal

Input

[Ignition switch: ON]
• Selector lever: Neutral

13.44 V

[Ignition switch: ON]
• Selector lever: Except above

0 V

118

(GR)

—

Sensor ground
(EGR temperature sen-
sor)

—

—

—

119

(R)

118

(GR)

EGR temperature sensor

Input

—

—

120

(P)

122

(B)

Engine coolant tempera-
ture sensor

Input

[Engine is running]
• Warm-up condition

0.124 – 0.83 V

Output voltage varies with en-

gine coolant temperature.

121

(LG)

29

(B)

Water heater (diagnosis 
1)

Output

Diesel particulate filter regeneration 
mode

0 V

Diesel particulate filter No regenera-
tion mode

13.84 V

122

(B)

—

Sensor ground
(Engine coolant tempera-
ture sensor)

—

—

—

123

(GR)

—

Sensor ground
(Exhaust gas tempera-
ture sensor 2)

—

—

—

125

(BR)

—

Sensor ground
(Refrigerant pressure 
sensor)

—

—

—

135

(B)

—

Sensor ground
(Crankshaft position sen-
sor)

—

—

—

Terminal No.

(Wire color)

Description

Condition

Value

(Approx.)

+

−

Signal name

Input/

Output

JSBIA4795ZZ

ECM

ECK-85

< ECU DIAGNOSIS INFORMATION >

[K9K]

C

D

E

F

G

H

I

J

K

L

M

A

ECK

N

P

O

136

(R)

135

(B)

Crankshaft position sen-
sor (POS)

Input

[Engine is running]
• Warm-up condition
• Idle speed

NOTE:
The pulse cycle changes depending 
on rpm at idle

[Engine is running]
• Engine speed: 2,000 rpm

139

(SB)

29

(B)

Throttle control motor (+)

Output

[Engine is running]
• Warm-up condition
• Idle speed

[Ignition switch: OFF]
• For a few seconds after turning igni-

tion switch OFF

0 V

140

(V)

29

(B)

Throttle control motor (

−

)

—

[Engine is running]
• Warm-up condition
• Idle speed

0 V

141

(G)

29

(B)

Engine communication 
line

Input/

Output

[Ignition switch: ON]

145
(W)

102

(B)

Intake air temperature 
sensor 2

Input

[Engine is running]
• Warm-up condition

0.25 – 4.75 V

Output voltage varies with en-

gine rpm.

147

(BR)

29

(B)

High pressure EGR vol-
ume control valve (DC 
motor +)

Output

[Engine is running]
• Warm-up condition
• Idle speed

Terminal No.

(Wire color)

Description

Condition

Value

(Approx.)

+

−

Signal name

Input/

Output

JMBIA2033GB

JMBIA2034GB

JSBIA4796ZZ

JSBIA4797ZZ

JSBIA4800ZZ

ECK-86

< ECU DIAGNOSIS INFORMATION >

[K9K]

ECM

148

(BG)

29

(B)

High pressure EGR vol-
ume control valve
(DC motor 

−

)

Output

[Engine is running]
• Warm-up condition
• Engine speed: Idle

[Engine is running]
• Warm-up condition
• Depress the accelerator for a sec-

ond and then release it.

149

(V)

29

(B)

Exhaust throttle control 
motor (

−

)

Output

[Engine is running]
• Warm-up condition

150

(Y)

29

(B)

Exhaust throttle control 
motor (+)

Output

[Engine is running]
• Warm-up condition
• Press & release acceleration pedal.

151
(W)

152

(B)

Low pressure EGR vol-
ume control valve
(DC motor 

−

)

Output

[Engine is running]
• Warm-up condition
• Engine speed: Idle

[Engine is running]
• Warm-up condition
• Depress the accelerator for a sec-

ond and then release it.

Terminal No.

(Wire color)

Description

Condition

Value

(Approx.)

+

−

Signal name

Input/

Output

JSBIA4798ZZ

JSBIA4799ZZ

JSBIA4421GB

JSBIA4421GB

JSBIA4801ZZ

JSBIA4802ZZ

ECM

ECK-87

< ECU DIAGNOSIS INFORMATION >

[K9K]

C

D

E

F

G

H

I

J

K

L

M

A

ECK

N

P

O

152

(B)

151
(W)

Low pressure EGR vol-
ume control valve (DC 
motor +)

Output

[Engine is running]
• Warm-up condition
• Idle speed

[Engine is running]
• Warm-up condition
• Depress the accelerator for a sec-

ond and then release it.

153

(BR)

29

(B)

Fuel injector No. 2 (HI)

Output

[Engine is running]
• Engine speed is 2,000 rpm

154

(V)

Fuel injector No. 4 (HI)

[Engine is running]
• Engine speed is 2,000 rpm

155

(R)

Fuel injector No. 3 (HI)

[Engine is running]
• Engine speed is 2,000 rpm

156

(Y)

Fuel injector No. 1 (HI)

[Engine is running]
• Warm-up condition
• Idle speed

NOTE:
The pulse cycle changes depending 
on rpm at idle

Terminal No.

(Wire color)

Description

Condition

Value

(Approx.)

+

−

Signal name

Input/

Output

JSBIA4803ZZ

JSBIA4804ZZ

JSBIA4805ZZ

JSBIA4806ZZ

JSBIA4807ZZ

JSBIA4808ZZ