P1125high severityPowertrain
Tandem Throttle Position Sensor Circuit
on 2001 Nissan Quest 3.3L V6 VG33E · FWD
What this code means
Fault in the dual/tandem TPS providing redundant position data.
Symptoms
- CEL
- Reduced power
- Erratic throttle
- Idle only
- Limp mode
Common causes
- Faulty tandem TPS
- Damaged wiring
- Corroded pins
- Throttle body failure
Diagnostic steps
- Test both TPS signals
- Inspect wiring
- Check connector
- Test throttle body
Repair notes
Replace throttle body assembly.
Other Powertrain codes on this vehicle
P0001
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P0002
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P0003
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P0004
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P0010
Intake Camshaft Position Actuator Circuit/Open Bank 1
P0011
Intake Camshaft Position Timing Over-Advanced Bank 1
P0012
Intake Camshaft Position Timing Over-Retarded Bank 1
P0013
Exhaust Camshaft Position Actuator Circuit/Open Bank 1
P0014
Exhaust Camshaft Position Timing Over-Advanced Bank 1
P0015
Exhaust Camshaft Position Timing Over-Retarded Bank 1