P1125
Throttle Control Motor Circuit
2001-2006 Lexus LS 430 4.3L V8
High SeverityPowertrain
Description
The ECM detected a malfunction in the ETCS throttle control motor circuit.
Symptoms
- CEL
- Reduced power
- Poor throttle response
- Limp mode
Common Causes
- Faulty throttle motor
- Damaged wiring
- Corroded connector
- Faulty throttle body
Diagnostic Steps
- Test motor resistance
- Inspect wiring
- Check connector
- Command motor with scan tool
Repair Notes
Replace throttle body assembly.
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
P1125 on Other Vehicles
Common Questions
What does code P1125 mean on a 2001-2006 Lexus LS 430?
P1125 stands for "Throttle Control Motor Circuit". The ECM detected a malfunction in the ETCS throttle control motor circuit.
What are the symptoms of P1125 on a Lexus LS 430?
Common symptoms of P1125 include: CEL, Reduced power, Poor throttle response, Limp mode.
What causes P1125 on a 2001-2006 Lexus LS 430?
Common causes of P1125 include: Faulty throttle motor, Damaged wiring, Corroded connector, Faulty throttle body.