OBD Guide

P112E

Manifold Absolute Pressure To Throttle Angle Too Low Bank 1

P112E is an OBD-II diagnostic trouble code meaning: Manifold Absolute Pressure To Throttle Angle Too Low Bank 1. Common causes: vacuum leak in intake manifold, map sensor malfunction. Estimated repair cost: $17–67.

Severity
⚠️ Medium
Can you drive?
Yes, but get it checked soon
Approx. repair cost
$17–67 (est.)

Symptoms

  • Loss of engine power
  • Rough idling
  • Increased fuel consumption
  • Check Engine Light Illuminates
  • Dips during acceleration

Causes

  • Vacuum leak in intake manifold
  • MAP sensor malfunction
  • Dirty or faulty throttle valve
  • MAP sensor wiring problems
  • Mechanical damage to the intake tract

How to Fix

  1. Check the tightness of the intake tract for leaks
  2. Diagnose the MAP sensor and its circuit
  3. Clean the throttle valve and check its operation
  4. Check connections and wiring harness of MAP sensor
  5. Replace MAP sensor if necessary

Related codes

FAQ

What does the P112E code mean?

P112E is an OBD-II diagnostic trouble code that indicates: Manifold Absolute Pressure To Throttle Angle Too Low Bank 1

What causes a P112E error code?

The most common causes of P112E include: Vacuum leak in intake manifold; MAP sensor malfunction; Dirty or faulty throttle valve; MAP sensor wiring problems.

How do I fix a P112E diagnostic trouble code?

To fix P112E: Check the tightness of the intake tract for leaks. Diagnose the MAP sensor and its circuit. Clean the throttle valve and check its operation. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P112E?

Yes, but get it checked soon

How much does it cost to fix P112E?

The estimated repair cost for P112E is $17–67. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat