garajizOBD-II code · manufacturer-specific
P1123
Manifold Absolute Temperature Circuit Low Input
- System
- P1 — Powertrain (manufacturer-specific)
- Severity
- Moderate (3/5)
- Can I keep driving?
- Drive with caution
What does P1123 mean?
P1123 is defined as “Manifold Absolute Temperature Circuit Low Input”.
Drive gently and only as far as you need to; have it checked as soon as possible.
Manufacturer-specific meanings
The same code can mean something different on some makes.
- Kia: Long Term Fuel Trim Adaptive Air System Low
- Volkswagen: Long Term Fuel Trim Add Air Bank 1 System Too Rich
- BMW: Pedal Position Sensor 1 High Input
- Jaguar: Pedal Position Sensor A Circuit High Input
- Ford, Lincoln, Mercury: Throttle Position Sensor In Range But Higher Than Expected
- Mazda: Throttle Position Stuck Open
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This page is general information; an exact diagnosis needs measurements and a technician’s check.