P1106 – MAP Sensor Circuit High Input
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Symptoms
- Rough idle
- Hesitation
- Poor acceleration
- High fuel trims
- Check engine light
Causes
- Vacuum leak
- Faulty MAP sensor
- Wiring issue
- Connector problem
- ECU issue
Diagnosis
- Inspect wiring
- Test MAP voltage
- Check vacuum lines
- Scan live data
- Inspect connectors
Repair
- Fix vacuum leaks
- Replace MAP sensor
- Repair wiring
- Fix connectors
- Update ECU