Directed Electronics Ready Remote Owner's Installation Manual page 45

On some vehicles the electrical system has too low of a voltage
variance for the remote start module to see. In this case the
engine will start but will only run for about ten seconds. If this
is the case, it will be necessary to use the tachometer.
Engine monitoring (tachometer)
note! In the following procedure do NOT use a test light.
Use of this type of tester can cause grounding of sensitive
electrical components causing damage, including damage
to the power train control module. A digital multi-meter
is required to test for this wire.
Identify the suspect wire according to the web information.
© 2006 Directed Electronics
warning! In the following procedure do
not wear loose clothing that could get
entangled in rotating engine components.
Ensure that your hands and arms are well
clear of these rotating components when
working in the engine compartment.
Lastly, ensure that all wires and tools are
clear of falling into or entanglement with
these rotating components.
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