Subaru trouble codes

• P1135 Air/Fuel Sensor Heater Circuit, Bank 1 Sensor 1
• P1504 Idle Air Control Valve Control Circuit High
• P1512 Intake Manifold Runner Control Stuck Closed (Bank 1)
• P1516 Throttle Actuator Control Module Performance Fault
• P1602 Engine Control Module Not Programmed
• P1701 Reverse Gear Incorrect Ratio

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