P1401moderate severityPowertrain
Sub-Throttle Position Sensor Range/Performance
on 1997 Toyota 4Runner 3.0L V6 · 4WD
What this code means
The sub-throttle position sensor signal is outside expected range.
Symptoms
- CEL
- Erratic throttle
- Reduced power
- Idle instability
Common causes
- Out-of-range sensor
- Contaminated throttle
- Wiring issues
- Mechanical binding
Diagnostic steps
- Test sensor range
- Clean throttle body
- Inspect wiring
- Check for binding
Repair notes
Replace sensor or clean throttle body.
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Other Powertrain codes on this vehicle
P0001
Fuel Volume Regulator Control Circuit/Open
P0001
Fuel Volume Regulator Control Circuit/Open
P0002
Fuel Volume Regulator Control Circuit Range/Performance
P0002
Fuel Volume Regulator Control Circuit Range/Performance
P0003
Fuel Volume Regulator Control Circuit Low
P0003
Fuel Volume Regulator Control Circuit Low
P0004
Fuel Volume Regulator Control Circuit High
P0004
Fuel Volume Regulator Control Circuit High
P0010
Intake Camshaft Position Actuator Circuit/Open Bank 1
P0010
Intake Camshaft Position Actuator Circuit/Open Bank 1