PS Magazine - MARCH 1986
PS, The Preventative Maintenance Monthly
ISSUE 400
MARCH 1986
When oil Or fuel p
;e
ssure is lOw, Or engine pOwer is sLuggish, yOu mechs
can cOme tO the rescue with STE/ ICE.
YOu may trace the trOubLe tO a clOgged line Or filter Or bad pump.
Test Oil Pressure
Make sure the engine Oil level is between ADD and
FULL
On the dipstick±
Then, if Oil pressure is still LOw, run an OiL pressure test²
TO start Oil pressure testing, such as On yOur M
151
A2 l / 4-tOn truck³ taKe
Out the sending unit and replace
´
it with µhe T¶
±7
pressure transducer.
HOOk upthe Pl plug Of traNsducer
cabLe W4 tO
²3
cOnnectOr On the
VehicLe Test Meter (VTM) ²·
Then hOOk up the P2 plug Of the
cabLe tO the T¶
±³.
Take Out the distributOr access
cap and put the T¶
30
igNitiOn
adapter iN its pLace. ¸ake sure it's finger-tight and ¹eated right Or yOu may
get an errOr reading.
HOOk up the Pº pLug Of a secOnd
_
»4 cable tO J2 Of yOur VTM.
COnnect the W4 cable's P2 tO the P
1
plug Of the igNitiOn adapter cable.
Clip the red (pOsitive) lead tO the T¶
30
and the black (negative) lead tO a
gOOd grOund On the vehicle²
When yOu're marrying
¼
up pLugs aNd cOnnectOrs, make sure keyways and
piNs are lined up Or eLse they caN get beNt Or brOkeN. Use the ½xternaL¾marks
as guides.
MAR 86
´µ
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