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.
2008 Infiniti EX35 Base, RWDFACTORY OEM SERVICE PROCEDURE
Engine Control System - DTCS P1217 To P2A03
- P1217 Engine Over Temperature
- P1225, P1234 TP Sensor
- P1226, P1235 TP Sensor
- P1233, P2101 Electric Throttle Control Function
- P1236, P2118 Throttle Control Motor
- P1238, P2119 Electric Throttle Control Actuator
- P1239, P2135 TP Sensor
- P1290, P2100, P2103 Throttle Control Motor Relay
- P1421 Cold Start Control
- P1550 Battery Current Sensor
- P1551, P1552 Battery Current Sensor
- P1553 Battery Current Sensor
- P1554 Battery Current Sensor
- P1564 ASCD Steering Switch
- P1564 ICC Steering Switch
- P1568 ICC Function
- P1572 ASCD Brake Switch
- P1572 ICC Brake Switch
- P1574 ASCD Vehicle Speed Sensor
- P1574 ICC Vehicle Speed Sensor
- P1715 Input Speed Sensor (Turbine Revolution Sensor)
- P1805 Brake Switch
- P2122, P2123 App Sensor
- P2127, P2128 App Sensor
- P2138 App Sensor
- P2A00, P2A03 A/F Sensor 1
Factory Service Tools
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
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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.