Fig 1: No. 4 Both ABS Warning Light And Brake System Warning Light Stay On 4 Seconds Or More When Ignition Switch Turned To On Position - Diagnostic Procedure (Steps 1-8)
Courtesy of MAZDA MOTORS CORP.
Fig 2: No. 4 Both ABS Warning Light And Brake System Warning Light Stay On 4 Seconds Or More When Ignition Switch Turned To On Position - Diagnostic Procedure (Steps 9-12 & Connector Views)