Altima 2007-2009

3.5L V6 VIN - Auto CVT 22

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Trouble Code: P0B79-123



Hybrid Battery Voltage Sensor "M" Circuit Low

Possible Causes:



Battery smart unit
 
HV battery
 

Trouble Code: P0B7E-123



Hybrid Battery Voltage Sensor "N" Circuit Low

Possible Causes:



Battery smart unit
 
HV battery assembly
 

Trouble Code: P0B7E-123



Hybrid Battery Voltage Sensor "N" Circuit Low

Possible Causes:



Battery smart unit
 
HV battery
 

Trouble Code: P0B83-123



Hybrid Battery Voltage Sensor "O" Circuit Low

Possible Causes:



Battery smart unit
 
HV battery assembly
 

Trouble Code: P0B83-123



Hybrid Battery Voltage Sensor "O" Circuit Low

Possible Causes:



Battery smart unit
 
HV battery
 

Trouble Code: P0B88-123



Hybrid Battery Voltage Sensor "P" Circuit Low

Possible Causes:



Battery smart unit
 
HV battery assembly
 

Trouble Code: P0B88-123



Hybrid Battery Voltage Sensor "P" Circuit Low

Possible Causes:



Battery smart unit
 
HV battery
 

Trouble Code: P0B8D-123



Hybrid Battery Voltage Sensor "Q" Circuit Low

Possible Causes:



Battery smart unit
 
HV battery assembly
 

Trouble Code: P0B8D-123



Hybrid Battery Voltage Sensor "Q" Circuit Low

Possible Causes:



Battery smart unit
 
HV battery
 

Trouble Code: P0B92-123



Hybrid Battery Voltage Sensor "R" Circuit Low

Possible Causes:



Battery smart unit
 
HV battery assembly
 

Trouble Code: P0B92-123



Hybrid Battery Voltage Sensor "R" Circuit Low

Possible Causes:



Battery smart unit
 
HV battery
 

Trouble Code: P0C30-390



Hybrid Battery Pack State of Charge High

Possible Causes:



Hybrid vehicle control ECU
 
HV battery assembly
 
Battery smart unit
 

Trouble Code: P0C76-523



Hybrid Battery System Discharge Time Too Long

Possible Causes:



Inverter with converter assembly
 

Trouble Code: P101D



A/F Sensor Heater Circuit Performance Bank 1 Sensor 1 Stuck ON

Possible Causes:



Hybrid vehicle control ECU
 

Trouble Code: P102D



O2 Sensor Heater Circuit Performance Bank 1 Sensor 2 Stuck ON

Possible Causes:



Hybrid vehicle control ECU
 

Trouble Code: P106A



Evaporative Emission System Pressure Sensor - Manifold Absolute Pressure Correlation

Possible Causes:



Canister pressure sensor (canister assembly)
 
Manifold absolute pressure sensor
 

Trouble Code: P1148



Closed Loop Control Function (Includes Hybrid Models)

Possible Causes:



Harness or connectors
 
- Air fuel ratio (A/F) sensor (sensor 1 on V6 and V8) circuit is open or shorted.
 
Air fuel ratio (A/F) sensor (sensor 1 on V6 and V8)
 
Air fuel ratio (A/F) sensor (sensor 1 on V6 and V8) heater
 

Trouble Code: P1168



Closed Loop Control Function (Bank 2)

Possible Causes:



Harness or connectors
 
- Air fuel ratio (A/F) sensor 1 or 2 circuit is open or shorted.
 
Air fuel ratio (A/F) sensor 1 or 2
 
Air fuel ratio (A/F) sensor 1 or 2 heater
 

Trouble Code: P1186



LF Seat Belt Pre-Tensioner Circuit Open

Possible Causes:



1. Visually check the wiring harness connection.
 
2. Replace the harness if it has visible damage.
 
3. Replace the front LH seat belt pre-tensioner.
 
4. Replace the air bag diagnosis sensor unit.
 
5. Replace the related harness.
 

Trouble Code: P1187



LF Seat Belt Pre-Tensioner Circuit Short

Possible Causes:



1. Visually check the wiring harness connection.
 
2. Replace the harness if it has visible damage.
 
3. Replace the front LH seat belt pre-tensioner.
 
4. Replace the air bag diagnosis sensor unit.
 
5. Replace the related harness.
 

Trouble Code: P1188



LF Seat Belt Pre-Tensioner Circuit Short

Possible Causes:



1. Visually check the wiring harness connection.
 
2. Replace the harness if it has visible damage.
 
3. Replace the front LH seat belt pre-tensioner.
 
4. Replace the air bag diagnosis sensor unit.
 
5. Replace the related harness.
 

Trouble Code: P1189



LF Seat Belt Pre-Tensioner Circuit Short

Possible Causes:



1. Visually check the wiring harness connection.
 
2. Replace the harness if it has visible damage.
 
3. Replace the front LH seat belt pre-tensioner.
 
4. Replace the air bag diagnosis sensor unit.
 
5. Replace the related harness.
 

Trouble Code: P1217



Engine Over Temperature (Overheat) (Includes Hybrid Models)

Possible Causes:



Harness or connectors
 
- Cooling fan circuit is open or shorted.
 
Cooling fan motor
 
IPDM E/R (cooling fan relays-1, -2 and -3)
 
Cooling fan relays-4 and -5
 
Radiator hose
 
Radiator
 
Reservoir tank
 
Radiator cap
 
Water pump
 
Thermostat
 

Trouble Code: P1225



Closed Throttle Position Learning Performance (Includes Hybrid Models)

Possible Causes:



Electric throttle control actuator (TP sensor 1 and 2)
 

Trouble Code: P1226



Closed Throttle Position Learning Performance (Includes Hybrid Models)

Possible Causes:



Electric throttle control actuator (TP sensor 1 and 2)
 

Trouble Code: P1421



Cold Start Emission Reduction Strategy Monitoriing (Includes Hybrid Models)

Possible Causes:



Lack of intake air volume
 
Fuel injection system
 
ECM
 

Trouble Code: P1555-181



Reactor Temperature Sensor Circuit Low

Possible Causes:



Inverter with converter assembly
 

Trouble Code: P1556-182



Reactor Temperature Sensor Circuit High

Possible Causes:



Inverter with converter assembly
 

Trouble Code: P1564



ASCD Steering Switch Malfunction (Includes Hybrid Models)

Possible Causes:



Harness or connectors
 
- ASCD switch circuit is open or shorted.
 
ASCD steering switch
 
ECM
 

Trouble Code: P1571



Radar Sensor Malfunction

Possible Causes:



Millimeter wave radar sensor assembly
 

Trouble Code: P1572



Improper Aiming of Radar Sensor Beam Axis

Possible Causes:



Millimeter wave radar sensor assembly
 

Trouble Code: P1572



ACSD Brake Switch Malfunction (Includes Hybrid Models)

Possible Causes:



Stop lamp switch circuit is shorted.
 
ASCD brake switch circuit is shorted.
 
ASCD clutch switch circuit is shorted (M/T).
 
Stop lamp switch
 
ASCD brake switch
 
ASCD clutch switch (M/T)
 
Incorrect stop lamp switch installation
 
Incorrect ASCD brake switch installation
 
Incorrect ASCD clutch switch installation (M/T)
 
ECM
 

Trouble Code: P1574



ASCD Vehicle Speed Sensor Malfunction (Includes Hybrid Models)

Possible Causes:



Harness or connectors
 
- CAN communication line is open or shorted.
 
- Combination meter circuit is open or shorted.
 
TCM (CVT models)
 
Unified meter and A/C amp.
 
Combination meter
 
ABS actuator and electric unit (control unit)
 
ECM
 

Trouble Code: P1575



Warning Buzzer Malfunction

Possible Causes:



Skid control buzzer assembly
 
Skid control buzzer circuit
 
Brake booster with master cylinder (skid control ECU)
 
Hybrid vehicle control ECU
 

Trouble Code: P1578



Brake System Malfunction

Possible Causes:



Vehicle stability control system
 
Hybrid vehicle control ECU
 

Trouble Code: P1606-308



Collision Detection

Possible Causes:



Airbag sensor assembly
 
Hybrid vehicle control ECU
 
Supplemental restraint systems
 

Trouble Code: P1606-317



Collision Detection

Possible Causes:



Hybrid vehicle control ECU
 
Supplemental restraint systems
 

Trouble Code: P1610



NATS Antenna Amp. or Lock Mode

Possible Causes:



Harness or connectors
 
- The key slot circuit is open or shorted
 
Key slot
 
BCM
 

Trouble Code: P1611



ID Discord -- IMMU-ECM

Possible Causes:



BCM
 
ECM
 

Trouble Code: P1612



Chain of ECM-IMMU

Possible Causes:



Harness or connectors
 
- The CAN communication line is open or shorted
 
BCM
 
ECM
 

 
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