Code Retrieval Procedure; Using The Scan Tool Code Retrieval Procedure - Harbor Freight Tools ZURICH OBD2 Owner's Manual

Using the Scan Tool

CODE RETRIEVAL PROCEDURE

CODE RETRIEVAL PROCEDURE
CODE RETRIEVAL PROCEDURE
Retrieving and using Diagnostic Trouble Codes (DTCs) for
troubleshooting vehicle operation is only one part of an
Never replace a part based only on the DTC definition.
Each DTC has a set of testing procedures, instructions
and flow charts that must be followed to confirm the
location of the problem. Always refer to the vehicle's
service manual for detailed testing instructions.
Check your vehicle thoroughly before performing
any test.
ALWAYS observe safety precautions whenever working on a
vehicle.
1. Turn the ignition off.
2. Locate the vehicle's 16-pin Data Link
Connector (DLC).
Some DLCs have a plastic cover
that must be removed before
connecting the Scan Tool.
If the Scan Tool is ON, turn it OFF
BEFORE connecting to the DLC.
3. Connect the Scan Tool to the vehicle's
DLC. The cable connector is keyed and
will only fit one way.
If you have problems connecting the
cable connector to the DLC, rotate
the connector 180°.
If you still have problems, check the
DLC on the vehicle and on the Scan
Tool.
4. Turn the ignition on. DO NOT start the
engine.
5. When the
connected to the vehicle's DLC, the
Scan Tool will automatically turn ON.
If the unit does not power on automatically, it may indicate there
is no power present at the vehicle's DLC connector. Check the
fuse panel and replace any burned-out fuses.
If replacing the fuse(s) does not correct the problem, consult
your vehicle's repair manual to identify the proper computer
(PCM) fuse/circuit, and perform any necessary repairs before
proceeding.
6
6
For technical questions, please call 1-888-866-5797
overall diagnostic strategy.
Scan Tool is properly