2011 NISSAN LATIO Air cleaner

EC-708
< SERVICE INFORMATION >[MR18DE]
DTC P0130 A/F SENSOR 1
3. Check voltage between A/F sensor 1 terminal 4 and ground with
CONSULT-III or tester.
OK or NG
OK >> GO TO 4.
NG >> GO TO 3.
3.DETECT MALFUNCTIONING PART
Check the following.
• Harness connectors E8, F8
• Harness for open or short between A/F sensor 1 and fuse
>> Repair or replace harness or connectors.
4.CHECK A/F SENSOR 1 INPUT SIGN AL CIRCUIT FOR OPEN AND SHORT
1. Turn ignition switch OFF.
2. Disconnect ECM harness connector.
3. Check harness continuity between the following terminals. Refer to Wiring Diagram.
4. Check harness continuity between ECM terminals 49, 53 or A/F sensor 1 terminals 1, 2 and ground. Refer to Wiring Diagram.
5. Also check harness for short to power.
OK or NG
OK >> GO TO 5.
NG >> Repair open circuit or short to ground or short to power in harness or connectors.
5.CHECK INTERMITTENT INCIDENT
Perform EC-632
.
OK or NG
OK >> GO TO 6.
NG >> Repair or replace.
6.REPLACE AIR FUEL RATIO (A/F) SENSOR 1
Replace air fuel ratio (A/F) sensor 1.
CAUTION:
• Discard any A/F sensor which has b een dropped from a height of more than 0.5 m (19.7 in) onto a
hard surface such as a concrete floor; use a new one.
• Before installing new A/F sensor, clean exhaust system threads using Oxygen Sensor Thread Cleaner tool J-43897-18 or J-43897-12 and approved anti-seize lubricant.
>>INSPECTION END
Voltage: Battery voltage
PBIB3308E
A/F sensor 1 terminal
ECM terminal
14 9
25 3
Continuity should exist.
Continuity should not exist.
Revision: May 2010 2011 Versa

EC-714
< SERVICE INFORMATION >[MR18DE]
DTC P0131 A/F SENSOR 1
3. Check voltage between A/F sensor 1 terminal 4 and ground with
CONSULT-III or tester.
OK or NG
OK >> GO TO 4.
NG >> GO TO 3.
3.DETECT MALFUNCTIONING PART
Check the following.
• Harness connectors E8, F8
• Harness for open or short between A/F sensor 1 and fuse
>> Repair or replace harness or connectors.
4.CHECK A/F SENSOR 1 INPUT SIGN AL CIRCUIT FOR OPEN AND SHORT
1. Turn ignition switch OFF.
2. Disconnect ECM harness connector.
3. Check harness continuity between the following terminals. Refer to Wiring Diagram.
4. Check harness continuity between ECM terminals 49, 53 or A/F sensor 1 terminals 1, 2 and ground. Refer to Wiring Diagram.
5. Also check harness for short to power.
OK or NG
OK >> GO TO 5.
NG >> Repair open circuit or short to ground or short to power in harness or connectors.
5.CHECK INTERMITTENT INCIDENT
Perform EC-632
.
OK or NG
OK >> GO TO 6.
NG >> Repair or replace.
6.REPLACE AIR FUEL RATIO (A/F) SENSOR 1
Replace air fuel ratio (A/F) sensor 1.
CAUTION:
• Discard any A/F sensor which has b een dropped from a height of more than 0.5 m (19.7 in) onto a
hard surface such as a concrete floor; use a new one.
• Before installing new A/F sensor, clean exhaust system threads using Oxygen Sensor Thread Cleaner tool J-43897-18 or J-43897-12 and approved anti-seize lubricant.
>>INSPECTION END
Voltage: Battery voltage
PBIB3308E
A/F sensor 1 terminal
ECM terminal
14 9
25 3
Continuity should exist.
Continuity should not exist.
Revision: May 2010 2011 Versa

EC-720
< SERVICE INFORMATION >[MR18DE]
DTC P0132 A/F SENSOR 1
3. Check voltage between A/F sensor 1 terminal 4 and ground with
CONSULT-III or tester.
OK or NG
OK >> GO TO 4.
NG >> GO TO 3.
3.DETECT MALFUNCTIONING PART
Check the following.
• Harness connectors E8, F8
• Harness for open or short between A/F sensor 1 and fuse
>> Repair or replace harness or connectors.
4.CHECK A/F SENSOR 1 INPUT SIGN AL CIRCUIT FOR OPEN AND SHORT
1. Turn ignition switch OFF.
2. Disconnect ECM harness connector.
3. Check harness continuity between the following terminals. Refer to Wiring Diagram.
4. Check harness continuity between ECM terminals 49, 53 or A/F sensor 1 terminals 1, 2 and ground. Refer to Wiring Diagram.
5. Also check harness for short to power.
OK or NG
OK >> GO TO 5.
NG >> Repair open circuit or short to ground or short to power in harness or connectors.
5.CHECK INTERMITTENT INCIDENT
Perform EC-632
.
OK or NG
OK >> GO TO 6.
NG >> Repair or replace.
6.REPLACE AIR FUEL RATIO (A/F) SENSOR 1
Replace air fuel ratio (A/F) sensor 1.
CAUTION:
• Discard any A/F sensor which has b een dropped from a height of more than 0.5 m (19.7 in) onto a
hard surface such as a concrete floor; use a new one.
• Before installing new A/F sensor, clean exhaust system threads using Oxygen Sensor Thread Cleaner tool J-43897-18 or J-43897-12 and approved anti-seize lubricant.
>>INSPECTION END
Voltage: Battery voltage
PBIB3308E
A/F sensor 1 terminal
ECM terminal
14 9
25 3
Continuity should exist.
Continuity should not exist.
Revision: May 2010 2011 Versa

DTC P014C, P014D A/F SENSOR 1EC-757
< SERVICE INFORMATION > [MR18DE]
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10.CHECK MASS AIR FLOW SENSOR
Refer to EC-670, "
Component Inspection".
OK or NG
OK >> GO TO 11.
NG >> Replace mass air flow sensor.
11 .CHECK PCV VALVE
Refer to EC-538, "
Component Inspection".
OK or NG
OK >> GO TO 12.
NG >> Repair or replace PCV valve.
12.CHECK INTERMITTENT INCIDENT
Perform EC-632, "
Description".
OK or NG
OK >> GO TO 13.
NG >> Repair or replace.
13.REPLACE AIR FUEL RATIO (A/F) SENSOR 1
Replace air fuel ratio (A/F) sensor 1.
CAUTION:
• Discard any A/F sensor which has been dropped from a height of more than 0.5 m (19.7 in) onto a
hard surface such as a concrete floor; use a new one.
• Before installing new A/F senso r, clean exhaust system threads using Oxygen Sensor Thread
Cleaner tool J-43897-18 or J-43897-12 and approved anti-seize lubricant.
>> INSPECTION END
Removal and InstallationINFOID:0000000006341914
AIR FUEL RATIO SENSOR HEATER
Refer to EM-141, "Removal and Installation".
Revision: May 2010 2011 Versa

DTC P0300 - P0304 MULTIPLE CYLINDER MISFIRE, NO. 1 - 4 CYLINDER MIS-
FIRE
EC-787
< SERVICE INFORMATION > [MR18DE]
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EC
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12.CHECK IGNITION TIMING
Check the following items. Refer to EC-574, "
Basic Inspection".
OK or NG
OK >> GO TO 13.
NG >> Follow the EC-574, "
Basic Inspection".
13.CHECK AIR FUEL RATIO (A/F) SENS OR 1 CIRCUIT FOR OPEN AND SHORT
1. Turn ignition switch OFF.
2. Disconnect air fuel ratio (A/F ) sensor 1 harness connector (1).
- Air fuel ratio (A/F) sensor 1 (2)
3. Disconnect ECM harness connector.
4. Check harness continuity between the following terminals. Refer to Wiring Diagram.
5. Check harness continuity between ECM terminals 49, 53 or A/F sensor 1 terminals 1, 2 and ground.
Refer to Wiring Diagram.
6. Also check harness for short to power.
OK or NG
OK >> GO TO 14.
NG >> Repair open circuit or short to ground or short to power in harness or connectors.
14.CHECK AIR FUEL RATIO (A/F) SENSOR 1 HEATER
Refer to EC-652, "
Component Inspection".
OK or NG
OK >> GO TO 16.
NG >> GO TO 15.
15.REPLACE AIR FUEL RATIO (A/F) SENSOR 1
Replace air fuel ratio (A/F) sensor 1.
CAUTION:
• Discard any A/F sensor which has been dropped from a height of more than 0.5 m (19.7 in) onto a
hard surface such as a concrete floor; use a new one.
• Before installing new A/F senso r, clean exhaust system threads using Oxygen Sensor Thread
Cleaner tool J-43897-18 or J-43897-12 and approved anti-seize lubricant.
>> INSPECTION END
16.CHECK MASS AIR FLOW SENSOR
Items Specifications
Target idle speed A/T: 700 ±
50 rpm (in P or N position)
CVT: 700 ± 50 rpm (in P or N position)
M/T: 700 ± 50 rpm (in Neutral position)
Ignition timing A/T: 13 ±
5° BTDC (in P or N position)
CVT: 13 ± 5 ° BTDC (in Neutral position)
M/T: 13 ± 5 ° BTDC (in Neutral position)
A/F sensor 1 terminal ECM terminal
14 9
25 3
Continuity should exist.
Continuity should not exist.
BBIA0699E
Revision: May 2010 2011 Versa

EC-994
< SERVICE INFORMATION >[MR18DE]
DTC P2A00 A/F SENSOR 1
• Harness for open or short between A/F sensor 1 and fuse
>> Repair or replace harness or connectors.
8.CHECK A/F SENSOR 1 INPUT SIGN AL CIRCUIT FOR OPEN AND SHORT
1. Turn ignition switch OFF.
2. Disconnect ECM harness connector.
3. Check harness continuity between the following terminals. Refer to Wiring Diagram.
4. Check harness continuity between ECM terminals 49, 53 or A/F sensor 1 terminals 1, 2 and ground. Refer to Wiring Diagram.
5. Also check harness for short to power.
OK or NG
OK >> GO TO 9.
NG >> Repair open circuit or short to ground or short to power in harness or connectors.
9.CHECK A/F SENSOR 1 HEATER
Refer to EC-652, "
Component Inspection".
OK or NG
OK >> GO TO 10.
NG >> GO TO 11.
10.CHECK INTERMITTENT INCIDENT
Perform EC-632
.
OK or NG
OK >> GO TO 11.
NG >> Repair or replace.
11 .REPLACE AIR FUEL RATIO (A/F) SENSOR 1
Replace air fuel ratio (A/F) sensor 1.
CAUTION:
• Discard any air fuel ratio (A/F) sensor which has been dropped from a height of more than 0.5 m (19.7 in) onto a hard surface such as a concrete floor; use a new one.
• Before installing new air fuel ratio (A/F) sensor, clean exhaust system threads using Heated Oxygen
Sensor Thread Cleaner tool J-43897-18 or J-43897-12 and approved anti-seize lubricant.
>> GO TO 12.
12.CONFIRM A/F ADJUSTMENT DATA
1. Turn ignition switch ON.
2. Select “A/F ADJ-B1” in “DAT A MONITOR” mode with CONSULT-III.
3. Make sure that “0.000” is displayed on CONSULT-III screen.
OK or NG
OK >> INSPECTION END
NG >> GO TO 13.
13.CLEAR THE SELF-LEARNING DATA
With CONSULT-III
A/F sensor 1 terminal ECM terminal
14 9
25 3
Continuity should exist.
Continuity should not exist.
Revision: May 2010 2011 Versa

EM-1
ENGINE
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SECTION EM
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EM
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CONTENTS
ENGINE MECHANICAL
HR16DE
PRECAUTION ....... ........................................
4
PRECAUTIONS .............................................. .....4
Precaution for Supplemental Restraint System
(SRS) "AIR BAG" and "SEAT BELT PRE-TEN-
SIONER" ............................................................. ......
4
Precaution for Procedure without Cowl Top Cover ......4
Precaution for Drain Coolant .....................................4
Precaution for Disconnecting Fuel Piping ........... ......4
Precaution for Removal and Disassembly ................5
Precaution for Inspection, Repair and Replace-
ment .................................................................... ......
5
Precaution for Assembly and Installation ..................5
Parts Requiring Angular Tightening ..........................5
Precaution for Liquid Gasket ............................... ......5
PREPARATION ............................................7
PREPARATION .............................................. .....7
Special Service Tools .......................................... ......7
Commercial Service Tools ........................................8
SYMPTOM DIAGNOSIS ..............................11
NOISE, VIBRATION AND HARSHNESS
(NVH) TROUBLESHOOTING ........................ ....
11
NVH Troubleshooting - Engine Noise ................. ....11
Use the Chart Below to Help You Find the Cause
of the Symptom .......................................................
12
ON-VEHICLE MAINTENANCE ....................13
DRIVE BELTS ................................................ ....13
Checking ............................................................. ....13
Tension Adjustment ................................................13
Removal and Installation .........................................14
AIR CLEANER FILTER .................................. ....16
Removal and Installation .........................................16
SPARK PLUG ...................................................17
Exploded View ..................................................... ....17
Removal and Installation .........................................17
CAMSHAFT VALVE CLEARANCE ..................19
Inspection and Adjustment ......................................19
COMPRESSION PRESSURE ...........................22
Inspection ................................................................22
ON-VEHICLE REPAIR .................................23
DRIVE BELT IDLER PULLEY ..........................23
Exploded View ..................................................... ....23
Removal and Installation .........................................23
AIR CLEANER AND AIR DUCT .......................25
Exploded View .........................................................25
Removal and Installation .........................................25
Inspection ................................................................26
INTAKE MANIFOLD .........................................27
Exploded View .........................................................27
Removal and Installation .........................................27
EXHAUST MANIFOLD ......................................30
Exploded View .........................................................30
Removal and Installation .........................................30
FUEL INJECTOR AND FUEL TUBE ................33
Exploded View .........................................................33
Removal and Installation .........................................33
Inspection ................................................................37
OIL PAN (LOWER) ...........................................39
Exploded View .........................................................39
Removal and Installation .........................................39
Inspection ................................................................41
OIL PAN (UPPER) AND OIL STRAINER .........42
Component ..............................................................42
Removal and Installation .........................................42
Inspection ................................................................45
Revision: May 2010 2011 Versa

EM-2
IGNITION COIL, SPARK PLUG AND ROCK-
ER COVER .........................................................
46
Exploded View ........................................................46
Removal and Installation ........................................46
TIMING CHAIN ............................................... ...49
Exploded View ..................................................... ...49
Removal and Installation ........................................49
Inspection ...............................................................57
CAMSHAFT .......................................................59
Exploded View ..................................................... ...59
Removal and Installation ........................................59
Inspection ...............................................................65
OIL SEAL ...........................................................70
VALVE OIL SEAL .................................................. ...70
VALVE OIL SEAL : Removal and Installation .........70
FRONT OIL SEAL .................................................. ...70
FRONT OIL SEAL : Removal and Installation ........71
REAR OIL SEAL .................................................... ...71
REAR OIL SEAL : Removal and Installation ..........71
CYLINDER HEAD ........................................... ...73
Removal and Installation ..................................... ...73
Disassembly and Assembly ....................................76
REMOVAL AND INSTALLATION ...............82
ENGINE ASSEMBLY ...................................... ...82
Exploded View ..................................................... ...82
Removal and Installation ........................................82
Inspection ...............................................................85
DISASSEMBLY AND ASSEMBLY .............87
ENGINE STAND SETTING ............................. ...87
Setting ................................................................. ...87
ENGINE UNIT ....................................................88
Disassembly ........................................................ ...88
Assembly ................................................................88
CYLINDER BLOCK ...........................................89
Exploded View ..................................................... ...89
Disassembly and Assembly ....................................90
Inspection ...............................................................97
HOW TO SELECT PISTON AND BEARING ...106
Description ........................................................... ..106
Connecting Rod Bearing .......................................106
Main Bearing .........................................................108
SERVICE DATA AND SPECIFICATIONS
(SDS) ........................................................ ..
111
SERVICE DATA AND SPECIFICATIONS
(SDS) ............................................................... .
111
General Specification .......................................... ..111
Drive Belts ............................................................ .111
Spark Plug ............................................................112
Exhaust Manifold ..................................................112
Camshaft ...............................................................112
Cylinder Head .......................................................114
Cylinder Block .......................................................116
Connecting Rod Bearing .......................................119
Main Bearing .........................................................120
MR18DE
SERVICE INFORMATION .. .......................
122
PRECAUTIONS .............................................. ..122
Precaution for Supplemental Restraint System
(SRS) "AIR BAG" and "SEAT BELT PRE-TEN-
SIONER" .............................................................. .
122
Precaution Necessary for Steering Wheel Rota-
tion After Battery Disconnect ................................
122
Precaution for Procedure without Cowl Top Cover .123
Precaution for Drain Coolant .................................123
Precaution for Disconnecting Fuel Piping ............ .123
Precaution for Removal and Disassembly ............123
Precaution for Inspection, Repair and Replace-
ment ......................................................................
123
Precaution for Assembly and Installation ............. .123
Parts Requiring Angular Tightening ......................124
Precaution for Liquid Gasket .................................124
PREPARATION ................................................126
Special Service Tool ............................................ .126
Commercial Service Tool ......................................128
NOISE, VIBRATION AND HARSHNESS
(NVH) TROUBLESHOOTING ...........................
130
NVH Troubleshooting - Engine Noise .................. .130
Use the Chart Below to Help You Find the Cause
of the Symptom .................................................... .
131
DRIVE BELTS ..................................................132
Component .......................................................... .132
Checking Drive Belts .............................................132
Tension Adjustment ..............................................132
Removal and Installation .......................................132
Component .......................................................... .133
Removal and Installation of Drive Belt Auto Ten-
sioner ....................................................................
133
AIR CLEANER AND AIR DUCT .......................135
Component .......................................................... .135
Removal and Installation .......................................135
Changing Air Cleaner Filter ...................................136
INTAKE MANIFOLD ....................................... ..137
Component .......................................................... .137
Removal and Installation .......................................137
Inspection ............................................................. .139
EXHAUST MANIFOLD .....................................141
Component .......................................................... .141
Removal and Installation .......................................141
Revision: May 2010 2011 Versa