LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Chevrolet >> 2003 >> Impala LS >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - System & Component Testing - 3.8L >> Sensors & Switches >> Manifold Absolute Pressure Sensor >> Test Description
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Test Description

The number below refers to the step number in the diagnostic procedure.

  1. 4  - This step tests the MAP sensor's ability to correctly indicate BARO.
scientia non olet · About LEMON Manuals