Throttle Actuator Control System Forced Limited Power
2007-2012 Nissan Altima 2.5L I4
Description
ECM has limited engine power output due to a detected throttle system malfunction.
Symptoms
- Reduced acceleration
- Check engine light
- Wrench/power limit warning
Common Causes
- Throttle position disagreement
- APP sensor intermittent
- Throttle body degraded
Diagnostic Steps
- Check for companion DTCs
- Monitor APP vs TPS correlation
- Test throttle response
Repair Notes
Address underlying throttle system fault to restore full power.
Related Codes
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
P2106 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 P2106 mean on a 2007-2012 Nissan Altima?
P2106 stands for "Throttle Actuator Control System Forced Limited Power". ECM has limited engine power output due to a detected throttle system malfunction.
What are the symptoms of P2106 on a Nissan Altima?
Common symptoms of P2106 include: Reduced acceleration, Check engine light, Wrench/power limit warning.
What causes P2106 on a 2007-2012 Nissan Altima?
Common causes of P2106 include: Throttle position disagreement, APP sensor intermittent, Throttle body degraded.