Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
2013 Scion FR-S Automatic TransFACTORY OEM SERVICE PROCEDURE
Engine Control System (Diagnostic Codes (P1603 - P2103))
- SFI System
- DTC P1603: Engine Stall History [05/2013 - ]
- DTC P1604: Startability Malfunction [03/2012 - 05/2013]
- DTC P1604: Startability Malfunction [05/2013 - ]
- DTC P2096: Post Catalyst Fuel Trim System Too Lean (Bank 1); DTC P2097: Post Catalyst Fuel Trim System Too Rich (Bank 1) [03/2012 - 05/2013]
- DTC P2096: Post Catalyst Fuel Trim System Too Lean (Bank 1); DTC P2097: Post Catalyst Fuel Trim System Too Rich (Bank 1) [05/2013 - ]
- DTC P2101: Throttle Actuator Control Motor Circuit Range/Performance; DTC P2102: Throttle Actuator Control Motor Circuit Low; DTC P2103: Throttle Actuator Control Motor Circuit High [03/2012 - 05/2013]
Factory Service Tools
Use the Manual With the Right Hardware
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.
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