Hyundai Tiburon (2003 year). Manual — part 48

The number herein means the check order.

MFI TROUBLESHOOTING PROCEDURES

PROBLEM

Scan tool communication with PCM is not possible

Comment

Probable cause

One of the following causes may be suspected

• No power supply to PCM

• Defective ground circuit of PCM

• Defective PCM

• Improper communication line between PCM and scan

tool

• Malfunction of PCM power supply circuit.

• Malfunction of the PCM.

• Open circuit between PCM and DLC.

Engine will not start

Difficult to start (Engine Cranks)