Connecting to a distributor ignition – GxT V055-01 Diagnostic Analyzer User Manual

Page 5

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5

Connecting to a Distributor Ignition

SPARKWIRE CLIPS
Disconnect all Sparkwire Clips from the Spark Can except the middle lead. Connect it to the coil wire. If
the ignition system uses an internal coil, use one of the provided KV Plates.

COIL PRIMARY CLIP
Connect to the ignition coil primary (-) terminal. Sometime labeled “TACH”, it is the signal source for the
ignition primary circuit measurements. It is necessary for ignition suppression.

SPARK PICKUP
The red Inductive Spark Pickup connects about the #1 cylinder plug wire. Connect close to the Distributor.
The label on the Pickup should face the spark plug.

INDUCTIVE AMP PROBE
Connect the probe around the negative battery cable with the arrow pointing away from the battery, or the
positive battery cable with the arrow pointing towards the battery.

12V BATTERY LEAD
Connect the power leads to vehicles 12 volt battery. The connection must be made at the battery.

AUXILIARY LEAD
Not a required connection. Use the Auxiliary Lead for Sensor and voltage tests.

KV PICKUP PLATES
Pickup plates are provided for GM, Toyota, and Nippondenso systems that have the coil located within the distributor.
To read KVs, clip the appropriate pickup plate to the distributor housing, attach a Sparkwire KV Clip to the bar or
post on the pickup plate, and plug it into either the Distributor KV Lead or the Cylinder #1 position of the DIS KV
Harness.

NOTE: The KV pickup plates are designed to be sensitive. To obtain valid readings, keep hands and wires away
from the KV Pickup Plate and the KV Clip during testing.

Sparkwire Clip

Coil Primary Clip

Spark Pickup

Amp Probe

Power Leads

Auxiliary Lead

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