LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Chevrolet >> 2000 >> Astro Van L AWD V6-4.3L VIN W >> Repair and Diagnosis >> Powertrain Management >> Computers and Control Systems >> Testing and Inspection >> Scan Tool Testing and Procedures >> Scan Tool Data, Normal Values and Definitions >> Scan Tool Data Definitions - Powertrain Systems >> CMP Retard
April 5, 2026: LEMON Manuals is launched! Read the announcement.

CMP Retard

RANGE (0-90 DEGREES): The CMP retard indicates a correction to the CMP sensor and the CKP sensor relationship caused by small tolerance variations or component misalignment.