P106B
Evaporative Emission System Pressure Sensor - Secondary Air Injection Pressure Sensor Correlation
P106B is an OBD-II diagnostic trouble code meaning: Evaporative Emission System Pressure Sensor - Secondary Air Injection Pressure Sensor Correlation. Common causes: evap pressure sensor malfunction, problems with the secondary air system sensor. Estimated repair cost: $28–89.
Symptoms
- Check Engine light comes on
- Slight increase in fuel consumption
- Sometimes - difficulty starting the engine
- There may be no noticeable deterioration in engine performance
- Possible misfires during cold start
Causes
- EVAP pressure sensor malfunction
- Problems with the secondary air system sensor
- Leaks in vacuum lines
- Clogged or damaged secondary air system piping
- Problems with wiring between sensors and ECU
How to Fix
- Check the EVAP system for leaks
- Diagnose the secondary air system for leaks
- Check the readings of both pressure sensors with a scanner
- Inspect the condition of the wire harnesses and connectors
- If necessary, replace the faulty pressure sensor
Related codes
FAQ
What does the P106B code mean?
P106B is an OBD-II diagnostic trouble code that indicates: Evaporative Emission System Pressure Sensor - Secondary Air Injection Pressure Sensor Correlation
What causes a P106B error code?
The most common causes of P106B include: EVAP pressure sensor malfunction; Problems with the secondary air system sensor; Leaks in vacuum lines; Clogged or damaged secondary air system piping.
How do I fix a P106B diagnostic trouble code?
To fix P106B: Check the EVAP system for leaks. Diagnose the secondary air system for leaks. Check the readings of both pressure sensors with a scanner. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with P106B?
Yes, but get it checked soon
How much does it cost to fix P106B?
The estimated repair cost for P106B is $28–89. Actual cost depends on your vehicle, location, and labor rates.
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