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OEM 27167 Operating Instructions And Parts Manual

OEM 27167 Operating Instructions And Parts Manual

Fuel pressure test kit

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Operating Instructions and Parts Manual
Please read and save these instructions. Read through this owner's manual carefully before using product. Protect yourself and
others by observing all safety information, warnings, and cautions. Failure to comply with instructions could result in personal
injury and/or damage to product or property. Please retain instructions for future reference.
UNPACKING
After unpacking the unit, inspect carefully
for any damage that may have occurred
during transit. Check for loose, missing, or
damaged parts. If any damage is observed, a
shipping damage claim must be filed with the
carrier. DO NOT use the OEM
Pressure Test Kit if broken, bent, cracked or
damaged parts (including labels) are noted.
Any Test Kit that appears damaged in any
way, operates abnormally or is missing parts
should be removed from service immediately.
If you suspect that the Test Kit was subjected
to shock load (a load that was dropped
suddenly, unexpectedly, etc.), immediately
discontinue use until it has been checked by
a factory authorized service center.
NOTE:
Before you begin, you will need fuel system specifications for your specific vehicle. Vehicle specific shop
manuals are the most reliable source for the information.
SAFETY
CAUTION:
Before using this tool or any of its
accessories, read this manual and follow all Safety Rules
and Operating Instructions.
To prevent accidents that could result in serious injury
and/or damage to vehicle or test equipment, carefully
follow safety rules and test procedures at all times when
working on vehicles.
• Always wear approved eye protection.
• NEVER use Fuel Pressure Tester Kit on Diesel or Flex
Fuel engines!
• Always operate vehicle in a well-ventilated area.
• DO NOT inhale exhaust gases or fuel vapors.
• Only use Fuel Pressure Tester Kit for measuring fuel
pressure.
• NEVER attach or remove Fuel Pressure Tester Kit from
fuel rail test port with ignition key on.
• Always place end of 6 Ft. bleed-off hose in an approved
container for fuel during testing and when bleeding off
fuel pressure.
• NEVER smoke or have open flames near vehicle. Vapors
from fuel and charging battery are highly flammable and
explosive.
10/18
2018 OEM
®
27167 Fuel
®
FUEL PRESSURE
• NEVER permit fuel to spill on hot engine parts. If a spill or
leak occurs, immediately turn ignition key off and clean
up fuel.
• NEVER leave vehicle unattended while running tests.
• Always keep yourself, tools and test equipment away
from all moving or hot engine parts.
• Always make sure vehicle is in PARK (Automatic
transmission) or NEUTRAL (manual transmission) and
parking brake is set. Block drive wheels.
• NEVER lay tools on vehicle battery. Terminals may short
together causing harm to yourself, tools or battery.
• Always keep a fire extinguisher suitable for fuel/electrical/
chemical fires handy.
• Always use extreme caution when working around
ignition coil, distributor cap, ignition wires and spark
plugs. These components contain High Voltage when
engine is running.
• Complete all Pre-Testing Checks before beginning fuel
pressure testing.
• Always follow vehicle manufacturer's warnings, cautions
and service procedures.
WARNING: Cancer and Reproductive Harm. For more
information, go to www.P65Warnings.ca.gov.
1
27167
TEST KIT

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Summary of Contents for OEM 27167

  • Page 1 Check for loose, missing, or damaged parts. If any damage is observed, a shipping damage claim must be filed with the carrier. DO NOT use the OEM 27167 Fuel ® Pressure Test Kit if broken, bent, cracked or damaged parts (including labels) are noted.
  • Page 2 Operating Instructions and Parts Manual 27167 FUEL PRESSURE TEST KIT FUEL PRESSURE TESTER COMPONENTS FUEL INJECTION SYSTEM THEORY There are two basic types of fuel injection systems cur- rently being used. The first type is called “port” or “multi- port” fuel injection. In this system, fuel injectors spray fuel directly into intake manifold behind intake valve.
  • Page 3: Fuel System Components

    Operating Instructions and Parts Manual 27167 FUEL PRESSURE TEST KIT FUEL SYSTEM COMPONENTS Fuel Rail Test Port: A Schrader valve located on the fuel rail that allows easy connection of a fuel pressure It is a good idea to understand how the fuel system gauge to measure fuel pressure.
  • Page 4: Pre-Test Checks

    Operating Instructions and Parts Manual 27167 FUEL PRESSURE TEST KIT PRE-TEST CHECKS FOR CHRYSLER/GM VEHICLES WITH TEST PORT: 1. Read Safety Precautions. • Remove Test Cap. 2. Do a thorough visual and “hands-on” inspection of the • Screw Chrysler/GM test port adapter to fuel rail test port engine and fuel system.
  • Page 5 Operating Instructions and Parts Manual 27167 FUEL PRESSURE TEST KIT FOR IMPORT AND DOMESTIC VEHICLES WITH • Attach hose and pressure gauge assembly to adapter top RUBBER HOSE CONNECTIONS: fitting and tighten fitting until finger tight. • Relieve fuel system pressure by following instructions in vehicle service manual.
  • Page 6 Operating Instructions and Parts Manual 27167 FUEL PRESSURE TEST KIT • When key-on-engine-off fuel pressure is within hold gauge hose over container so any remaining fuel manufacturers’ specification, proceed to Step 8. will drip into container. • To safely disconnect Fuel Pressure Test Kit, proceed to •...
  • Page 7 Operating Instructions and Parts Manual 27167 FUEL PRESSURE TEST KIT 14. Store shop rags in an approved container so they cannot cause personal injury or a hazardous situation. 15. Store Fuel Pressure Tester in a well-ventilated area where it cannot cause personal injury or a hazardous situation.