Operating instructions - TRW Automotive Aftermarket

Introduction
Safety precautions
The following guidelines are intended to ensure the safety of the operator whilst
preventing damage to the electrical and electronic components fitted to the vehicle.
Equipment - prior to commencing any test procedure on the vehicle, ensure that the
service tool, its harnesses and connectors are in good condition.
Polarity - always observe the correct polarity when connecting the service tool to the
vehicle battery
Before carrying out testing on a vehicle, the following procedure should always be
observed:
• Check the handbrake/parking brake is ON.
• Check that neutral or park is selected.
• Keep test equipment and harnesses away from HT leads.
• Be aware of moving engine parts.
• Do not run engine in a confined space without adequate ventilation.
Communication problems
If communications cannot be established with the vehicle, follow the procedure
below:
1. Check the correct system was selected from the menu.
2. Check the correct cable was used against the application list.
3. Disconnect both ends of the cable and ensure that no pins are bent or snapped.
4. Reset the control module on the vehicle by turning the ignition OFF and ON,
reconnect the service tool and try again.
If communications still cannot be established, contact the Product Support Team
desk for further assistance.
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