P2105critical severityPowertrain
Throttle Actuator Control System Forced Engine Shutdown
on 1997 Toyota 4Runner 3.0L V6 · RWD
What this code means
ECM shut down the engine due to a critical electronic throttle control fault.
Symptoms
- Engine stalls and won't restart
- Check engine light
- Multiple warning lights
Common causes
- Severe throttle control fault
- APP sensor failure
- Critical wiring damage
- ECM hardware failure
Diagnostic steps
- Check for other DTCs
- Inspect APP sensors
- Check throttle body
- Verify ECM power and grounds
Repair notes
Diagnose root cause immediately. This indicates a safety-critical throttle system failure.
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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