P1120
Secondary Throttle Position Sensor Circuit
2007-2012 Nissan Altima 2.5L I4
Moderate SeverityPowertrain
Description
Fault in the secondary TPS circuit for additional airflow control.
Symptoms
- CEL
- Reduced power
- Erratic throttle
- Limp mode
Common Causes
- Faulty secondary TPS
- Damaged wiring
- Contaminated throttle body
Diagnostic Steps
- Test sensor voltage
- Inspect wiring
- Clean throttle body
- Compare to specs
Repair Notes
Replace secondary TPS.
Other Powertrain Codes
- P0001Fuel Volume Regulator Control Circuit/Open
- P0002Fuel Volume Regulator Control Circuit Range/Performance
- P0003Fuel Volume Regulator Control Circuit Low
- P0004Fuel Volume Regulator Control Circuit High
- P0010Intake Camshaft Position Actuator Circuit/Open Bank 1
- P0011Intake Camshaft Position Timing Over-Advanced Bank 1
- P0012Intake Camshaft Position Timing Over-Retarded Bank 1
- P0013Exhaust Camshaft Position Actuator Circuit/Open Bank 1
- P0014Exhaust Camshaft Position Timing Over-Advanced Bank 1
- P0015Exhaust Camshaft Position Timing Over-Retarded Bank 1
P1120 on Other Vehicles
Nissan 200SX
1995-1998 1.6L I4 GA16DE
Nissan 200SX SE-R
1995-1998 2.0L I4 SR20DE
Nissan 240SX
1995-1998 2.4L I4 KA24DE
Nissan 300ZX
1990-1996 3.0L V6 VG30DE
Nissan 300ZX Twin Turbo
1990-1996 3.0L Twin-Turbo V6 VG30DETT
Nissan 350Z
2003-2006 3.5L V6 VQ35DE
Nissan 350Z
2007-2009 3.5L V6 VQ35HR
Nissan 370Z
2009-2020 3.7L V6 VQ37VHR
Common Questions
What does code P1120 mean on a 2007-2012 Nissan Altima?
P1120 stands for "Secondary Throttle Position Sensor Circuit". Fault in the secondary TPS circuit for additional airflow control.
What are the symptoms of P1120 on a Nissan Altima?
Common symptoms of P1120 include: CEL, Reduced power, Erratic throttle, Limp mode.
What causes P1120 on a 2007-2012 Nissan Altima?
Common causes of P1120 include: Faulty secondary TPS, Damaged wiring, Contaminated throttle body.