April 5, 2026: LEMON Manuals is launched! Read the announcement.

No. 4 System Does Not Load The Map Disc

WARNING: This page is about a different car, the 2004 Mazda 3. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: No.4 System Does Not Load The Map Disc - Possible Cause Chart

Courtesy of MAZDA MOTORS CORP.

Fig 2: No.4 System Does Not Load The Map Disc - Diagnostic Procedure

Courtesy of MAZDA MOTORS CORP.