Tools and Equipment

The DISplus/MoDIC as well as a reputable hand held multimeter can be used when testing inputs/components.

It is best to make the checks at the ECM connection, this method includes testing the wiring harness.

Fig 1: Identifying Tools And Equipment

The correct Universal Adapter for the MS42/MS43 application should be used (#90 88 6 121 300). This will ensure the pin connectors and the harness will not be damaged.

Fig 2: Identifying SKE Breakout Box Set

When installing the Universal Adapter to the ECM, make sure the ignition is switched off.

When Testing the Secondary Ignition System, use Special Tool #88 88 6 127 040 (Secondary Ignition Adapter Set shown) which connects to the DIS. The instruction book is included with the kit. Refer to the HELP button for additional (on screen) connections.

Fig 3: Identifying Ignition System

The Spark Plugs should be properly installed and torqued using the following Special Tools:

• 12 1 200 Torque Adapter (prevents over tightening) 
• 12 1 171 Spark Plug Socket 

Fig 4: Identifying Spark Plug Removal Tool