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.
2017 Subaru BRZ Limited, Automatic TransFACTORY OEM SERVICE PROCEDURE
Engine Control System (Diagnostics) (1 Of 3)
- EFI system (FA20)
- Notes
- DTC P000A A Camshaft Position Slow Response (Bank 1); DTC P000C A Camshaft Position Slow Response (Bank 2); DTC P0011 Camshaft Position "A" - Timing Over-Advanced or System Performance (Bank 1); DTC P0021 Camshaft Position "A" - Timing Over-Advanced or System; Performance (Bank 2)
- DTC P000B B Camshaft Position Slow Response (Bank 1); DTC P000D B Camshaft Position Slow Response (Bank 2); DTC P0014 Camshaft Position "B" - Timing Over-Advanced or System Performance (Bank 1); DTC P0024 Camshaft Position "B" - Timing Over-Advanced or System Performance (Bank 2)
- DTC P0010 A Camshaft Position Actuator Circuit/Open (Bank 1); DTC P0020 A Camshaft Position Actuator Circuit/Open (Bank 2)
- DTC P0013 B Camshaft Position - Actuator Circuit/Open (Bank 1); DTC P0023 B Camshaft Position - Actuator Circuit/Open (Bank 2)
- DTC P0016 Crankshaft Position - Camshaft Position Correlation (Bank 1 Sensor A); DTC P0017 Crankshaft Position - Camshaft Position Correlation (Bank 1 Sensor B); DTC P0018 Crankshaft Position - Camshaft Position Correlation (Bank 2 Sensor A); DTC P0019 Crankshaft Position - Camshaft Position Correlation (Bank 2 Sensor B)
- DTC P0030 Oxygen Sensor Heater Control Circuit (Bank 1 Sensor 1); DTC P0031 Oxygen (A/F) Sensor Heater Control Circuit Low (Bank 1 Sensor 1); DTC P0032 Oxygen (A/F) Sensor Heater Control Circuit High (Bank 1 Sensor 1)
- DTC P0037 Oxygen Sensor Heater Control Circuit Low (Bank 1 Sensor 2); DTC P0038 Oxygen Sensor Heater Control Circuit High (Bank 1 Sensor 2); DTC P0141 Oxygen Sensor Heater Circuit (Bank 1 Sensor 2)
- Description of functions
- DTC P0068 Manifold Pressure Sensor Range/Performance
- DTC P0071 Ambient Air Temperature Sensor Circuit "A" Range/Performance
- DTC P0072 Ambient Air Temperature Sensor Circuit "A" Low
- DTC P0073 Ambient Air Temperature Sensor Circuit "A" High
- DTC P0087 Fuel Rail/System Pressure - Too Low
- DTC P0088 Fuel Rail/System Pressure - Too High
- DTC P0101 Air flow sensor characteristic
- DTC P0102 Mass Air Flow Circuit Low; DTC P0103 Mass Air Flow Circuit High
- DTC P0107 Manifold Absolute Pressure/Barometric Pressure Circuit Low Input; DTC P0108 Manifold Absolute Pressure/Barometric Pressure Circuit High Input
- DTC P0111 Intake temperature sensor characteristic
- DTC P0112 Intake Air Temperature Circuit Low Input; DTC P0113 Intake Air Temperature Circuit High Input
- DTC P0116 Engine Coolant Temp. Sensor Circuit Range/Performance
- DTC P0117 Engine Coolant Temperature Circuit Low Input; DTC P0118 Engine Coolant Temperature Circuit High Input
- DTC P0122 Throttle/Pedal Position Sensor/Switch "A" Circuit Low Input; DTC P0123 Throttle/Pedal Position Sensor/Switch "A" Circuit High Input; DTC P0222 Sub-throttle sensor circuit Low; DTC P0223 Throttle/Pedal Position Sensor/Switch "B" Circuit High Input; DTC P2135 Throttle sensor characteristic
- DTC P0125 Insufficient Coolant Temperature for Closed Loop Fuel Control
- DTC P0128 Thermostat (characteristic)
- DTC P0131 Oxygen Sensor Circuit Low Voltage (Bank 1 Sensor 1); DTC P0132 Oxygen Sensor Circuit High Voltage (Bank 1 Sensor 1); DTC P0134 Oxygen Sensor Circuit No Activity Detected (Bank 1 Sensor 1)
- DTC P0137 Oxygen Sensor Circuit Low Voltage (Bank 1 Sensor 2)
- DTC P0138 Oxygen Sensor Circuit High Voltage (Bank 1 Sensor 2)
- DTC P013A O2 Sensor Slow Response - Rich to Lean (Bank 1 Sensor 2); DTC P013B O2 Sensor Slow Response - Lean to Rich (Bank 1 Sensor 2); DTC P013E O2 Sensor Delayed Response - Rich to Lean (Bank 1 Sensor 2); DTC P013F O2 Sensor Delayed Response - Lean to Rich (Bank 1 Sensor 2)
- DTC P014C O2 Sensor Slow Response - Rich to Lean (Bank 1 Sensor 1); DTC P014D O2 Sensor Slow Response - Lean to Rich (Bank 1 Sensor 1); DTC P015A O2 Sensor Delayed Response - Rich to Lean (Bank 1 Sensor 1); DTC P015B O2 Sensor Delayed Response - Lean to Rich (Bank 1 Sensor 1)
- DTC P0171 System too Lean (Bank 1); DTC P0172 System too Rich (Bank 1); DTC P1170 Fuel System Abnormal (Port); DTC P117B Fuel System Abnormal (Di)
- DTC P0191 Fuel Rail Pressure Sensor "A" Circuit Range/Performance
- DTC P0192 Fuel Rail Pressure Sensor Circuit Low Input
- DTC P0193 Fuel Rail Pressure Sensor Circuit High Input
- DTC P1192 Fuel Rail Pressure Sensor "B" Circuit Low
- DTC P1193 Fuel Rail Pressure Sensor "B" Circuit High
- DTC P0196 Engine Oil Temperature Sensor Range/Performance
- DTC P0197 Engine Oil Temperature Sensor Low; DTC P0198 Engine Oil Temperature Sensor High
- DTC P0201 Injector Circuit/Open - (Cylinder 1); DTC P0202 Injector Circuit/Open - (Cylinder 2); DTC P0203 Injector Circuit/Open - (Cylinder 3); DTC P0204 Injector Circuit/Open - (Cylinder 4)
- DTC P0230 Fuel Pump Primary Circuit
Factory Service Tools
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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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