OBD Guide

P1141

Load Calculation Cross Check Range/Performance

P1141 is an OBD-II diagnostic trouble code meaning: Load Calculation Cross Check Range/Performance. Common causes: malfunction of the mass air flow sensor (maf), problems with the throttle position sensor. Estimated repair cost: $17–89.

Severity
⚠️ Medium
Can you drive?
Yes, but get it checked soon
Approx. repair cost
$17–89 (est.)

Symptoms

  • Unstable engine idling
  • Reduced engine power
  • Increased fuel consumption
  • Dips during acceleration
  • Check Engine Light Illuminates

Causes

  • Malfunction of the mass air flow sensor (MAF)
  • Problems with the throttle position sensor
  • Air leaks in the intake tract
  • Absolute pressure (MAP) sensor malfunction
  • Problems with sensor wiring or connectors

How to Fix

  1. Check the MAF readings at different speeds
  2. Inspect the intake tract for air leaks
  3. Check the operation of the throttle position sensor
  4. Test MAP sensor
  5. Check the condition of the wiring and connectors

Related codes

Error P1141 by Vehicle Brand

FAQ

What does the P1141 code mean?

P1141 is an OBD-II diagnostic trouble code that indicates: Load Calculation Cross Check Range/Performance

What causes a P1141 error code?

The most common causes of P1141 include: Malfunction of the mass air flow sensor (MAF); Problems with the throttle position sensor; Air leaks in the intake tract; Absolute pressure (MAP) sensor malfunction.

How do I fix a P1141 diagnostic trouble code?

To fix P1141: Check the MAF readings at different speeds. Inspect the intake tract for air leaks. Check the operation of the throttle position sensor. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P1141?

Yes, but get it checked soon

How much does it cost to fix P1141?

The estimated repair cost for P1141 is $17–89. Actual cost depends on your vehicle, location, and labor rates.

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