P0106 — Manifold Absolute Pressure/Barometric Pressure Circuit Range/Performance
Category: Powertrain Severity: Medium
Updated:
DTC code P0106 means: Manifold Absolute Pressure/Barometric Pressure Circuit Range/Performance. It falls under the "Powertrain" category, with an estimated severity of Medium. Common causes include intake manifold vacuum leak, split or clogged MAP sensor vacuum hose and faulty MAP sensor; it's worth confirming the diagnosis before replacing parts.
Possible causes
- Intake manifold vacuum leak
- Split or clogged MAP sensor vacuum hose
- Faulty MAP sensor
- EGR valve not closing
Symptoms
- Rough idle
- Loss of power
- Higher fuel consumption
- Hard starting
How to diagnose it step by step
- Compare MAP reading with barometric pressure engine-off.
- Check the sensor vacuum hose.
- Look for vacuum leaks.
- Make sure the EGR closes.
- Replace the sensor if the reading is wrong.
How to fix it
With key on and engine off, the MAP sensor should read atmospheric pressure. If not, replace it; if it does, look for vacuum leaks and check the EGR.
Estimated repair cost
MAP sensor: $50–200.
Frequently asked questions
What does DTC code P0106 mean?
Manifold Absolute Pressure/Barometric Pressure Circuit Range/Performance.
Is code P0106 serious?
Severity Medium. Not urgent, but worth diagnosing to avoid bigger damage.
Can I keep driving with code P0106?
You can drive carefully.
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