Instruction Manual

SECTION FOUR

Appendices

Appendix A

Troubleshooting

This Appendix is devoted to trouble shooting problems that may occur during setting up the

F9 on your engine. To use this Appendix, firstly identify the closest symptom or symptoms

from the list below, and then follow the check-list for possible solutions.

A.1 Overview

Control Programme Problems

• The Haltech Programming Software will not load up

• The Haltech Programming Software will not operate in Online mode.

• The Engine Data Page is displaying unusual sensor readings

Starting Problems

• Fuel Pump does not prime when ignition switched on.

• The engine makes no attempt to start

Idling Problems

• The engine will not idle when cold

• The engine idles too slow

• The engine idles too fast

• The engine surges at idle

Light Throttle and Cruising Problems

• Engine will not run at light throttle

Full Power Problems

• Engine dies under full throttle

• Engine surges under full throttle

• Engine lacks power at full throttle

Throttle Response Problems

• Poor throttle response

• Poor throttle response when cold

Cold running problems

• Engine runs poorly when cold