Nissan Versa Note. Manual - part 353

 

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Nissan Versa Note. Manual - part 353

 

 

EC-394

< DTC/CIRCUIT DIAGNOSIS >

[HR16DE]

P1720 VSS

YES

>> GO TO 3.

NO

>> Perform trouble shooting relevant to DTC indicated.

3.

CHECK COMBINATION METER FUNCTION

Check combination meter function. Refer to 

MWI-21, "DTC Index"

.

>> INSPECTION END

P1805 BRAKE SWITCH

EC-395

< DTC/CIRCUIT DIAGNOSIS >

[HR16DE]

C

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F

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P1805 BRAKE SWITCH

DTC Logic

INFOID:0000000009020889

DTC DETECTION LOGIC

DTC CONFIRMATION PROCEDURE

1.

PERFORM DTC CONFIRMATION PROCEDURE

1. Turn ignition switch ON.

2. Fully depress the brake pedal for at least 5 seconds.

3. Erase DTC.

4. Check 1st trip DTC.
Is 1st trip DTC detected?

YES

>> Go to 

EC-395, "Diagnosis Procedure"

.

NO

>> INSPECTION END

Diagnosis Procedure

INFOID:0000000009020890

1.

CHECK STOP LAMP SWITCH CIRCUIT

1. Turn ignition switch OFF.

2. Check the stop lamp when depressing and releasing the brake pedal.

Is the inspection result normal?

YES

>> GO TO 4.

NO

>> GO TO 2.

2.

CHECK STOP LAMP SWITCH POWER SUPPLY CIRCUIT

1. Turn ignition switch OFF.

2. Disconnect stop lamp switch harness connector.

3. Check the voltage between stop lamp switch harness connector and ground.

Is the inspection result normal?

YES

>> GO TO 4.

NO

>> GO TO 3.

3.

DETECT MALFUNCTIONING PART

Check the following.

• 10 A fuse (No. 30)

• Harness for open or short between stop lamp switch and battery

>> Repair open circuit or short to ground or short to power in harness or connectors.

DTC No.

Trouble diagnosis content

DTC detecting condition

Possible cause

P1805

Brake switch

A brake switch signal is not sent to ECM 
for extremely long time while the vehicle is 
driving.

• Harness or connectors

(Stop lamp switch circuit is open or shorted.)

• Stop lamp switch

Brake pedal

Stop lamp

Fully released

Not illuminated

Slightly depressed

Illuminated

Stop lamp switch

Ground

Voltage

Connector

Terminal

E57 (M/T)

E13 (CVT)

1

Ground

Battery voltage

EC-396

< DTC/CIRCUIT DIAGNOSIS >

[HR16DE]

P1805 BRAKE SWITCH

4.

CHECK STOP LAMP SWITCH INPUT SIGNAL CIRCUIT FOR OPEN AND SHORT

1. Disconnect stop lamp switch harness connector.

2. Disconnect ECM harness connector.

3. Check the continuity between ECM harness connector and stop lamp switch harness connector.

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

YES

>> GO TO 5.

NO

>> Repair open circuit or short to ground or short to power in harness or connectors.

5.

CHECK STOP LAMP SWITCH

Refer to 

EC-396, "Component Inspection"

.

Is the inspection result normal?

YES

>> GO TO 6.

NO

>> Replace brake pedal assembly. Refer to 

BR-19, "Removal and Installation"

.

6.

CHECK INTERMITTENT INCIDENT

Refer to 

GI-41, "Intermittent Incident"

.

>> INSPECTION END

Component Inspection

INFOID:0000000009020891

1.

CHECK STOP LAMP SWITCH-I

1. Turn ignition switch OFF.

2. Disconnect stop lamp switch harness connector.

3. Check the continuity between stop lamp switch terminals under the following conditions.

Is the inspection result normal?

YES

>> INSPECTION END

NO

>> GO TO 2.

2.

CHECK STOP LAMP SWITCH-II

1. Adjust stop lamp switch installation. Refer to 

BR-20, "Inspection and Adjustment"

.

2. Check the continuity between stop lamp switch terminals under the following conditions.

Is the inspection result normal?

YES

>> INSPECTION END

NO

>> Replace brake pedal assembly. Refer to 

BR-19, "Removal and Installation"

.

ECM

Stop lamp switch

Continuity

Connector

Terminal

Connector

Terminal

E16

99

E57 (M/T)

E13 (CVT)

2

Existed

Terminals

Condition

Continuity

1 and 2

Brake pedal

Fully released

Not existed

Slightly depressed

Existed

Terminals

Condition

Continuity

1 and 2

Brake pedal

Fully released

Not existed

Slightly depressed

Existed

P2096, P2097 A/F SENSOR 1

EC-397

< DTC/CIRCUIT DIAGNOSIS >

[HR16DE]

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P2096, P2097 A/F SENSOR 1

DTC Logic

INFOID:0000000009445313

DTC DETECTION LOGIC

DTC CONFIRMATION PROCEDURE

1.

PRECONDITIONING

If DTC Confirmation Procedure has been previously conducted, always perform the following procedure

before conducting the next test.

1. Turn ignition switch OFF and wait least 10 seconds.

2. Turn ignition switch ON.

3. Turn ignition switch OFF and wait least 10 seconds.

TESTING CONDITION:

Before performing the following procedure, confirm that battery voltage is more than 11 at idle.

>> GO TO 2.

2.

PERFORM DTC CONFIRMATION PROCEDURE

1. Clear the mixture ratio self-learning value. Refer to 

EC-130, "Work Procedure"

.

2. Turn ignition switch OFF and wait at least 10 seconds.

3. Start engine and keep the engine speed between 3,500 and 4,000 rpm for 1 minute under no load.

4. Let engine idle for 1 minute.

5. Keep engine speed between 2,500 and 3,000 rpm for 20 minutes.

6. Check 1st trip DTC.
Is 1st trip DTC detected?

YES

>> Go to 

EC-397, "Diagnosis Procedure"

.

NO

>> INSPECTION END

Diagnosis Procedure

INFOID:0000000009445314

1.

CHECK GROUND CONNECTION

1. Turn ignition switch OFF.

2. Check ground connection E15. Refer to Ground Inspection in 

GI-44, "Circuit Inspection"

.

Is the inspection result normal?

YES

>> GO TO 2.

NO

>> Repair or replace ground connection.

2.

RETIGHTEN A/F SENSOR 1 AND HEATED OXYGEN SENSOR 2

Loosen and retighten the A/F sensor 1 and heated oxygen sensor 2. Refer to 

EM-31, "Removal and Installa-

tion"

.

>> GO TO 3.

3.

CHECK FOR EXHAUST GAS LEAK

1. Start engine and run it at idle.

DTC No.

CONSULT screen terms

(Trouble diagnosis content)

DTC detecting condition

Possible Cause

P2096

POST CAT FUEL TRIM SYS 
B1
(Post catalyst fuel trim system 
too lean bank 1)

The output voltage computed by ECM from the A/
F sensor 1 signal is shifts to the lean side for a 
specified period.

• A/F sensor 1
• A/F sensor 1 heater
• Heated oxygen sensor 2
• Fuel pressure
• Fuel injector
• Intake air leaks
• Exhaust gas leaks

P2097

POST CAT FUEL TRIM SYS 
B1
(Post catalyst fuel trim system 
too rich bank 1)

The A/F signal computed by ECM from the A/F 
sensor 1 signal is shifts to the rich side for a spec-
ified period.

 

 

 

 

 

 

 

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