Nissan Sentra. Manual - part 311

DMS-16

< DTC/CIRCUIT DIAGNOSIS >

[ECO MODE (M/T)]

ECO MODE SWITCH

DTC/CIRCUIT DIAGNOSIS

ECO MODE SWITCH

Component Function Check

INFOID:0000000009755901

1.

 CHECK ECO MODE SWITCH OPERATION

1. Turn ignition switch ON.

2. Check ECO mode indicator lamp turns ON/OFF on combination meter when turn ECO mode switch ON/

OFF.

Is the inspection result normal?

YES

>> GO TO 2.

NO

>> Proceed to 

DMS-16, "Diagnosis Procedure"

.

2.

 CHECK ECO MODE SWITCH ILLUMINATION FUNCTION

1. Turn ON the headlamp.

2. Check ECO mode switch illumination lights up.
Is the inspection result normal?

YES

>> INSPECTION END

NO

>> Proceed to 

DMS-16, "Diagnosis Procedure"

.

Diagnosis Procedure

INFOID:0000000009755902

Regarding Wiring Diagram information, refer to 

DMS-8, "Wiring Diagram"

.

1.

CHECK ECO MODE SWITCH ILLUMINATION FUNCTION

1. Turn ignition switch ON.

2. Turn ON the headlamp.

3. Check that the ECO mode switch illumination lights up.
Is the inspection result normal?

YES

>> GO TO 7.

NO

>> GO TO 2.

2.

CHECK ECO MODE SWITCH ILLUMINATION POWER SUPPLY-1

1. Turn OFF the headlamp.

2. Turn ignition switch OFF.

3. Disconnect ECO mode switch harness connector.

4. Turn ignition switch ON.

5. Turn ON the headlamp.

6. Check the voltage between ECO mode switch harness connector terminals.

Is the inspection result normal?

YES

>> Check intermittent incident. Refer to 

GI-39, "Intermittent Incident"

. If OK, replace ECO mode

switch. Refer to 

DMS-21, "Removal and Installation"

.

NO

>> GO TO 3.

3.

CHECK ECO MODE SWITCH ILLUMINATION POWER SUPPLY-2

Check the voltage between ECO mode switch harness connector and ground.

ECO mode switch

Voltage

Connector

+

-

Terminal

M82

1

4

Battery voltage

DMS

ECO MODE SWITCH

DMS-17

< DTC/CIRCUIT DIAGNOSIS >

[ECO MODE (M/T)]

C

D

E

F

G

H

I

J

K

L

M

B

N

P

A

Is the inspection result normal?

YES

>> GO TO 6.

NO

>> GO TO 4.

4.

CHECK FUSE

1. Turn OFF the headlamp.

2. Turn ignition switch OFF.

3. Pull out #37 fuse. Refer to 

PG-47, "Terminal Arrangement"

.

4. Check that the fuse is not fusing.
Is the inspection result normal?

YES

>> GO TO 5.

NO

>> Replace the fuse after repair the applicable circuit.

5.

CHECK ECO MODE SWITCH ILLUMINATION POWER SUPPLY CIRCUIT

1. Disconnect IPDM E/R harness connector E45. Refer to 

INL-26, "Wiring Diagram"

.

2. Check the continuity between IPDM E/R harness connector and ECO mode switch harness connector.

3. Also check harness for short to ground.
Is the inspection result normal?

YES

>> Perform IPDM E/R auto active test and check tail lamp relay operation. Refer to 

PCS-9, "Diagno-

sis Description"

 (with intelligent key), 

PCS-37, "Diagnosis Description"

 (without intelligent key).

NO

>> Repair or replace error-detected parts.

6.

CHECK GROUND CIRCUIT

1. Turn OFF the headlamp.

2. Turn ignition switch OFF.

3. Check continuity between ECO mode switch harness connector terminal and ground.

Is the inspection result normal?

YES

>> Check intermittent incident. Refer to 

GI-39, "Intermittent Incident"

.

NO

>> Repair or replace error-detected parts.

7.

CHECK ECO MODE SWITCH CIRCUIT

1. Turn OFF the headlamp.

2. Turn ignition switch OFF.

3. Disconnect ECO mode switch harness connector.

4. Turn ignition switch ON.

5. Check voltage between ECO mode switch harness connector terminals.

+

—

Voltage

ECO mode switch

Connector

Terminal

M82

1

Ground

Battery voltage

+

−

Continuity

IPDM E/R

ECO mode switch

Connector

Terminal

Connector

Terminal

E45

33

M82

1

Existed

+

−

Continuity

ECO mode switch

Connector

Terminal

M82

4

Ground

Existed

DMS-18

< DTC/CIRCUIT DIAGNOSIS >

[ECO MODE (M/T)]

ECO MODE SWITCH

Is the inspection result normal?

YES

>> GO TO 11.

NO

>> GO TO 8.

8.

CHECK GROUND CIRCUIT

1. Turn ignition switch OFF.

2. Check the continuity between ECO mode switch harness connector and ground.

Is the inspection result normal?

YES

>> GO TO 9.

NO

>> Repair or replace damaged parts.

9.

CHECK CIRCUIT BETWEEN COMBINATION METER AND ECO MODE SWITCH-1

1. Disconnect combination meter harness connector M38.

2. Check continuity between combination meter harness connector terminal and ECO mode switch harness

connector terminal.

3. Also check harness for short to power and short to ground.
Is the inspection result normal?

YES

>> GO TO 10.

NO

>> Repair or replace damaged parts.

10.

CHECK COMBINATION METER INPUT/OUTPUT SIGNAL

1. Connect all of disconnected connectors.

2. Check input/output signal of combination meter. Refer to 

MWI-20, "Reference Value"

.

Is the inspection result normal?

YES

>> Check intermittent incident. Refer to 

GI-39, "Intermittent Incident"

.

NO

>> Repair or replace error detected parts.

11.

CHECK ECO MODE SWITCH

Check ECO mode switch. Refer to 

DMS-18, "Component Inspection"

.

Is the inspection result normal?

YES

>> Check intermittent incident. Refer to 

GI-39, "Intermittent Incident"

.

NO

>> Replace ECO mode switch. Refer to 

DMS-21, "Removal and Installation"

.

Component Inspection

INFOID:0000000009755903

1.

CHECK ECO MODE SWITCH

Check continuity between ECO mode switch connector terminals.

ECO mode switch

Voltage (Ap-

prox.)

Connector

+

-

Terminal

M82

6

8

5 V

+

−

Continuity

ECO mode switch

Connector

Terminal

M82

8

Ground

Existed

+

−

Continuity

Combination meter

ECO mode switch

Connector

Terminal

Connector

Terminal

M24

25

M82

6

Existed

DMS

ECO MODE SWITCH

DMS-19

< DTC/CIRCUIT DIAGNOSIS >

[ECO MODE (M/T)]

C

D

E

F

G

H

I

J

K

L

M

B

N

P

A

Is the inspection result normal?

YES

>> INSPECTION END

NO

>> Replace ECO mode switch. Refer to 

DMS-21, "Removal and Installation"

.

ECO mode switch

Condition

Continuity

Terminal

6 – 8

ECO mode switch is depressed.

Existed

ECO mode switch is released.

Not existed