Harbor Freight Tools Engine Oil Pressure Test Kit Product manual
Engine Pressure
Test Kit
When unpacking, make sure that the
product is intact and undamaged.
If any parts are missing or broken,
please call 1‑800‑444‑3353
as soon as possible.
Item 98949
INSTRUCTIONS AND
PRECAUTIONS
Visit our website at:
http://www.harborfreight.com
Read this material before
using this product.
Failure to do so can result
in serious injury.
SAVE THIS MANUAL.
Copyright© 2011 by Harbor Freight Tools®.
All rights reserved. No portion of this document
or any artwork contained herein may be
reproduced in any shape or form without the
express written consent of Harbor Freight
Tools. Diagrams within this document may
not be drawn proportionally. Due to continuing
improvements, actual product may differ slightly
from the product described herein. Tools required
for assembly and service may not be included.
For technical questions or replacement
parts, please call 1‑800‑444‑3353.
The warnings, precautions, and
instructions discussed in this instruction
manual cannot cover all possible
conditions and situations that may occur.
It must be understood by the operator that
common sense and caution are factors
which cannot be built into this product,
but must be supplied by the operator.
Important Safety Information
1. Do not allow the Tester to interfere with
the moving parts of a running engine.
2. Maintain labels and nameplates
on the tool. These carry important
safety information. If unreadable or
missing, contact Harbor Freight Tools
for a replacement.
3. This product is not a toy.
Keep it out of reach of children.
4. WARNING: The brass components of
this product contain lead, a chemical
known to the State of California
to cause birth defects (or other
reproductive harm). (California Health
& Safety code § 25249.5, et seq.)
5. People with pacemakers should
consult their physician(s) before use.
Electromagnetic elds in close
proximity to heart pacemaker could
cause pacemaker interference or
pacemaker failure.
Caution is necessary when near coil,
spark plug cables, or distributor of
running engine. Engine should be
off during distributor adjustment.
6. CARBON MONOXIDE
HAZARD
Using an engine
indoors CAN KILL YOU
IN MINUTES.
Engine exhaust contains
carbon monoxide. This is a poison you
cannot see or smell.
NEVER use inside a home or garage,
EVEN IF doors and windows are open.
Only use OUTSIDE and far away from
windows, doors, and vents.
Specications
Accuracy ±2% of Reading
Pressure
Scale
Gauge Fitting 1/8″ 27 NPT
Applications
0~100 PSI (2 PSI Divisions);
0~10 Bar (2 Bar Divisions);
310° Pointer Sweep
Works on many domestic
and imported cars, trucks,
tractors, and starting engines.
Page 2 For technical questions, please call 1‑800‑444‑3353. SKU 98949
Operating Instructions
Read the ENTIRE IMPORTANT
SAFETY INFORMATION
section at the beginning of
this document including
all text under subheadings
therein before set up or
use of this product.
1. Read the service manual of the engine
that the gauge will be testing.
2. If testing the engine in a vehicle;
the vehicle should be parked on a level
surface, the transmission should be
set in neutral with the parking brake
engaged and the wheels chocked.
3. The oil pressure/temperature sensor is
usually located on or near the oil pan
at the lower part of the engine. Clean
the area thoroughly before proceeding.
4. Only connect the Gauge when
the engine is off and cool.
5. Place a pan underneath the sensor
to catch oil, remove the sensor, and
thread the Gauge into the opening.
6. Attach the appropriate
tting to the Gauge.
7. Check the oil level and rell as needed.
8. Start the vehicle and allow it to come
to normal running temperature.
If necessary, have an assistant maintain
the proper RPM indicated by the chart.
9. Compare the reading on the Gauge
to the numbers on the chart.
If the actual reading is lower or
higher than the numbers indicated
on the chart have the engine
serviced by a qualied technician.
10. Turn the vehicle off and allow it to
cool before removing the Gauge.
11. Replace the oil pressure/temperature
sensor, rell oil as necessary and
recycle spilled oil according to local,
state, and federal laws and regulations.
12. Clean, then store the tool indoors
out of children’s reach.
Maintenance and Servicing
Proceduresnotspecically
explained in this manual
must be performed only by
aqualiedtechnician.
TO PREVENT SERIOUS INJURY FROM
ACCIDENTAL OPERATION:
Detach the tool from the vehicle being
tested before performing any inspection,
maintenance, or cleaning procedures.
TO PREVENT SERIOUS INJURY FROM
TOOL FAILURE:
Do not use damaged equipment.
If abnormal noise or vibration
occurs, have the problem
corrected before further use.
1. BEFORE EACH USE, inspect
the general condition of the tool.
Check for loose ttings, misalignment
or binding of moving parts, cracked or
broken parts and any other condition
that may affect its safe operation.
2. AFTER USE, clean external surfaces
of the tool with clean cloth.
Page 3For technical questions, please call 1‑800‑444‑3353.SKU 98949
Normal
Make Year Engine
Chrysler® 1983‑86 1.6 40‑90 2.8‑6.3 3,000
Chrysler 1983 1.7 28 1.97 2,000
Chrysler 1983‑85 2.2 50 3.5 2,000
Chrysler 1986‑89 2.2 & 2.8 50 3.5 3,000
Chrysler 1983‑85 2.6 50‑64 3.5‑4.5 2,000
Chrysler 1989 2.5 (2459) 37 2.6 1,600
Chrysler 1989‑90 2.2 30‑80 2.1‑5.6 3,000
Chrysler 1989‑93 1.5 & 1.6 54 3.8 2,000
Chrysler 1989‑93 1.8 & 2.0 41 2.9 2,000
Chrysler 1993 2.4 11.4 .8 Idle
Chrysler 1994 Talon® & Laser® 11.4 .8 Idle
Chrysler 1995-97 Talon (F) 11.4 .8 Idle
Chrysler 1995-97 Talon (Y) 4 .28 Idle
Chrysler 1993‑95
Chrysler 1995-97 2.0 (except Talon & Laser) and all 2.4 25‑80 1.8‑5.6 3,000
Chrysler 1995-97 2.5 Cirrus®, Stratus®, Sebring®, Avenger® 35-75 2.5‑5.3 3,000
Chrysler 1993 2.5 (2507) 35‑65 2.5‑4.6 2,000
Chrysler 1994‑95 2.5 (2507 & 2458) 25‑80 1.8‑5.6 3,000
Chrysler 1988 3.0 100 7.0 3,000
Chrysler 1983 3.7 30-70 2.1‑4.9 2,000
Chrysler 1991‑92 3.0 (2967) 30‑80 2.1‑5.6 2,000
Chrysler 1989‑92 3.0 (2950) 60 4.2 4,000
Chrysler 1993-97 3.0 (2972), 3.3, 3.8, 3.9 (3916), 5.2, 5.9 (5899) 30‑80 2.1‑5.6 3,000
Chrysler 1993 3.0 (except Stealth® & 2972) 28.5 2.0 3,000
Chrysler 1994‑95 3.0 (except Stealth & 2972) 35-75 2.5‑5.3 3,000
Chrysler 1993-97 Stealth 35‑100 2.5-7.0 2000
Chrysler 1993 3.5 25-70 1.8‑4.9 3,000
Chrysler 1994, 96, 97 3.5 25‑80 1.8‑5.6 3,000
Chrysler 1983‑89 5.2 30‑80 2.1‑5.6 2,000
Chrysler 1993-97 5.9 (5882) 30 2.1 2,500
Chrysler 1989‑93 A, C, E, G, H, J, K, P, Y Body 30‑80 2.1‑5.6 3,000
Chrysler 1989 Rear Wheel Drive 80 5.6 3,000
Chrysler 1989‑90 Front Wheel Drive 30‑80 2.1‑5.6 3,000
Ford® 1983‑85 1.6 30‑50 2.1‑3.5 2,000
Ford 1989‑91 1.6 50‑64 3.5‑4.5 3,000
Ford 1992‑94 1.6 45 3.2 3,000
Ford 1994-97 Aspire® 50‑64 3.5‑4.5 3,000
Ford 1986-97 1.9 35‑65 2.5‑4.6 2,000
Ford 1991‑92 1.8 43-57 3.0‑4.0 3,000
2.3, 2.5, Lebaron®, Daytona®, Shadow®,
Spirit®, Acclaim®, Sundance®
25‑80 1.8‑5.6 3,000
2
@RPMPSI KG/CM
Page 4 For technical questions, please call 1‑800‑444‑3353. SKU 98949
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