Continuity Check

Remove instrument cluster. See INSTRUMENT CLUSTER  under REMOVAL & INSTALLATION. Check continuity between reed switch terminals No. 1 and 2. See Fig 1 or Fig 2 . Ensure continuity pulses on and off 4 times per revolution of speedometer shaft connection. If continuity is not as specified, replace reed switch.

Fig 1: Reed Switch Test Terminal ID (Colt, Mirage & Summit)

Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.

Fig 2: Identifying Reed Switch Test Terminals (Colt Vista)

Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.