OBD Guide
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P116C

Air Mass Flow Sensor Signal Range

P116C is an OBD-II diagnostic trouble code meaning: Air Mass Flow Sensor Signal Range. Common causes: maf sensor malfunction, dmrv sensor contamination. Estimated repair cost: $17–56.

Severity
⚠️ Medium
Can you drive?
Yes, but get it checked soon
Approx. repair cost
$17–56 (est.)

Symptoms

  • Unstable engine idling
  • Increased fuel consumption
  • Reduced engine power
  • Check Engine light comes on
  • Dips during acceleration

Causes

  • MAF sensor malfunction
  • DMRV sensor contamination
  • Damage to sensor wiring or connectors
  • Air supply problems (clogged air filter)
  • ECU malfunction

How to Fix

  1. Check the condition of the air filter and replace if necessary
  2. Clean the MAF sensor with a special cleaner
  3. Check the integrity of the sensor wiring and connectors
  4. Check the readings of the mass air flow sensor using diagnostic equipment
  5. If necessary, replace the MAF sensor

Related codes

P0100P0101P0102

FAQ

What does the P116C code mean?

P116C is an OBD-II diagnostic trouble code that indicates: Air Mass Flow Sensor Signal Range

What causes a P116C error code?

The most common causes of P116C include: MAF sensor malfunction; DMRV sensor contamination; Damage to sensor wiring or connectors; Air supply problems (clogged air filter).

How do I fix a P116C diagnostic trouble code?

To fix P116C: Check the condition of the air filter and replace if necessary. Clean the MAF sensor with a special cleaner. Check the integrity of the sensor wiring and connectors. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P116C?

Yes, but get it checked soon

How much does it cost to fix P116C?

The estimated repair cost for P116C is $17–56. Actual cost depends on your vehicle, location, and labor rates.

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See also: Russian version · NationStat