P0535
A/C Evaporator Temperature Sensor Circuit
The evaporator temperature sensor signal is missing or out of range. Used to prevent icing of the evaporator core.
The evaporator temperature sensor signal is missing or out of range. Used to prevent icing of the evaporator core.
Common causes
- high
Evaporator temp sensor defective
One of the most commonly reported causes for this code — check this first.
Typical part cost: $90-440
- medium
Wiring or connector fault
A plausible cause — test and verify before replacing parts.
Typical part cost: $90-440
See all causes + fix costs
Create a free Wrenchify account to unlock the rest for P0535.
Unlock causesFree forever · No credit card
First things to check
- 1Confirm the code with a scan tool and check for additional related codes.
- 2Inspect the relevant sensors, wiring, and connectors for damage or corrosion.
Get the full step-by-step diagnosis
Create a free Wrenchify account to unlock the rest for P0535.
Unlock diagnosisFree forever · No credit card
Related codes
See related trouble codes
Create a free Wrenchify account to unlock the rest for P0535.
Unlock related codesFree forever · No credit card
Frequently asked questions
What does P0535 mean?
P0535 means "A/C Evaporator Temperature Sensor Circuit". It is a generic OBD-II code that points to a fault in the vehicle speed, idle control, auxiliary inputs.
What are the most common causes of P0535?
evaporator temp sensor defective; wiring or connector fault — these are the most commonly reported causes. Verify with a proper diagnosis before replacing parts, or use the Wrenchify app for a vehicle-specific diagnosis.
Can I keep driving with this code?
The vehicle is usually drivable for short distances, but the problem can worsen or affect emissions. Diagnose and repair as soon as practical. Use the Wrenchify app for a full diagnosis specific to your vehicle.
Get the full P0535 diagnosis for your vehicle
Year, make, model + step-by-step repair help — free plan included.