Toyota 2F - Compression Pressure

2- 22 ENGINE TUNE-UP - FostldleSPHdAd1usonen~ ThfottloP0$11io""'
f ig. 2· 71
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5. Open tho cho'8 va 1ve w1Jh a screwdlwer
and stat l the cnguie
b AOJUSI UM: fd>I l(fl_: .1pcod by 1urn11'9 lhe
las1 td lc ad1u si.ng screw.
Fast idle speed : 1, 800 rpm
7. When the ct\o4(e knob l.S oushed "'au 100
wov. tho engine: spo ed shou\d re1u1 n to
Idle
SPH<1
8 (N.$.W & Viclon• SIOIGsl
Re lease 1ne pn ltbed hQse and rccof'u\cct
the vacuum hose 10 tl'le EGR valve
9 Reinsta ll t he tu1 cteanor eovo•,
THROTTLE PO SITIONER
IU"5 1 ( Au s tr a lia & ECE FJ series)
CHECK THROTTLE POSITIONER OP E·
RAT I ON
1 Warm up 1.he trg1ne
2 Ch ec k the idk> sr>ee d ond ad 1 us1 it n cce s~
WV
3 Ctieck niat 1na 1h1v1t1e po,,111onic1 ~e.
1 oteas.c.o 01 id le.
~ 4 .
01sconrKtC1 the ... acuum hose trom the
1hrot1lo positioner diop11ragm and pt ug
1he nose end
5 Race the engine and 1 hcn re1ea10 the
accelerator pe(,ol
6. At th•• umo. 1h e 1 hto 1uc oos1tvoner ad
josting screw sh ould t Hr i ko the th ro ttl e
lever so 1ha1 the engine runs laster than
idle RPM (T h ro 11 tc pos1tion.er •s set)
Fig . 2.75
Fig. 2· 76
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ENGINE TUNE-UP - Throllle Positioner. Comj)<ession Pressure
2- 23
~ ~ CHECK THROTTLE POSITIONER SET-
& T ING SPEED
l (NS W & Vicloroo s 1a1 eo)
(1) Pinch shul the vacuum hose 10 1hc
cha rcoal co nis1 01. IEVAP syste in
Orfl
f hf" otl l• Poaiboo o,
Adiu1 1 ~ s c,. w
El
3
4
{2) Disconnect the Y<lCUUM hose from
lhe (GR valve and 1 >l u9 l f'le h ose
end IEG R svs1em Off)
W11h lhe 1hro1tte pos11ioner scL ctieck lhe
engine spoed
Throttle po1 ltJoner totting 1Pff'd ·:
N.S. W. & Victor le ttates
1.200 rpm
Oth a-rs 1.000 rpm
If no1 a1 sp ocit icd speed. a djus 1 wllh th o
1hro11'8 pos1tt0ner adjusting SetO\v.
Reroo.5e the p1ncne<1 tK>so ano rtcun n 11el
the vocuum hoses 10 the pr op er loca1ions.
• El COMPRESS ION PRE S SURE
~ •• 1 Warm vp lh o cnglr\fl
2 Remove all spa rk plugs.
3. 015C o nnec r the h igh IE1ns 1 on co rd from the
ignition co11 to c ut o fl tho seeoni:t.ery ci r·
eu11