P1632high severityPowertrain
Throttle Actuator Power Source Circuit Malfunction
on 2018 Toyota Camry 2.5L I4 · FWD
What this code means
The power supply to the electronic throttle actuator is faulty. No direct generic OBD equivalent exists for this Toyota-specific code.
Symptoms
- Check engine light on
- Limp mode
- Poor throttle response
Common causes
- Faulty throttle actuator relay
- Blown fuse
- Wiring fault to throttle body
- Faulty ECM
Diagnostic steps
- Scan for stored codes
- Check throttle actuator power fuse
- Test power supply to throttle body
- Inspect wiring and connectors
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Other Powertrain codes on this vehicle
P0001
Fuel Volume Regulator Control Circuit/Open
P0002
Fuel Volume Regulator Control Circuit Range/Performance
P0003
Fuel Volume Regulator Control Circuit Low
P0004
Fuel Volume Regulator Control Circuit High
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