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  1. Join Date
    Jan 2009
    Posts
    73
    #1
    good day to all tsikoteers. Tanong ko lang po kasi napansin ko po sa 96 Isuzu TFR pickup ko 4Ja1 ang engine following observations:

    1. May lumalabas na usok sa lagayan ng oil at sa dip stick.
    2. Timitilamsik po oil pag binuksan lagayan ng oil habang umaandar.
    3. parang kulay puti po usok at mabaho po amoy.

    Ano po kaya problema at pano solusyonan ito? Does it need overhauling? will top hauling solve it?

    i hope guys you could give advice and help me with these problems. any help will be appreciated. thanks in advance.

  2. Join Date
    Feb 2005
    Posts
    2,642
    #2
    That is what is commonly called, "BLOW BY" indicators. For sure it would need overhauling... i'm not just sure if a top overhaul would suffice.

    Let us wait for other knowledgeable enthusiasts chime in.

  3. Join Date
    Jan 2006
    Posts
    1,682
    #3
    I would begin with a compression test.
    There is a big possibility na mataas na blow by niyan.
    Hard starting ka na ba sa umaga?
    Have you checked the valve clearance?
    What is the mileage?

  4. Join Date
    Jul 2007
    Posts
    276
    #4
    kung ok pa ang hatak, matipid pa sa diesel at di pa kumakain ng langis huwag ka muna magpa overhaul sayang lang

    yung 97 ko na hilander 310k na ang odo at may sintomas na rin ng tulad sayo pero malakas pa ang hatak, matipid pa sa diesel at di pa kumakain ng langis kaya go go go pa rin

    kung puti lang ang usok ok pa yun masama kung bluish ibig sabihin nagsusunog ng oil

    mabaho talaga usok ng 4ja1 hehehe

  5. Join Date
    Aug 2005
    Posts
    7,186
    #5
    Compression test nga muna.

  6. Join Date
    Jan 2009
    Posts
    73
    #6
    Salamat po sa mga replies.

    To 4JGtootsie:
    Sir one click starting naman po sa umaga kahit medyo matagal na di nagamit. Mileage is 87,500 + Kms.
    To Sboogie:

    Sir Matipid parin naman po about 14 kms. per liter highway driving, OK sa hatak at di pa naman po kumakain ng langis.
    And to all guys there who replied, I'll take your advices po. I'll have the valve clearance be check as well as the compression. I'll post po later any developments po. Salamat po ng marami uli.

  7. Join Date
    May 2007
    Posts
    2,328
    #7
    You have a problem with the crankcase becoming pressurized by blowby. The PCV valve is supposed to take care of this, but if the PCV valve is clogged ( replace it) this caused your engine a problem of blowby or due to excessive worn engine, it will cause malfunction. Also be sure that you haven't overfilled the oil.

  8. Join Date
    Mar 2009
    Posts
    125
    #8
    when is it time po ba to do a total overhaul or just top overhaul. I have the same dillema but mine is just white smoke puffing out of my exhaust. no oil or smoke spitting out of the dip stick.

    where can i do a compresison test? how much is it?

    thanks for the replies

  9. Join Date
    Sep 2006
    Posts
    1,335
    #9
    good day to all tsikoteers. Tanong ko lang po kasi napansin ko po sa 96 Isuzu TFR pickup ko 4Ja1 ang engine following observations:

    1. May lumalabas na usok sa lagayan ng oil at sa dip stick.
    PCV may be blocked/restricted. Slight oil gas discharge is acceptable.
    2. Timitilamsik po oil pag binuksan lagayan ng oil habang umaandar.
    This is also normal.
    3. parang kulay puti po usok at mabaho po amoy.
    This is abnormal. Does white smoke occur only when the engine is cold, or even when the engine is at operating temperature? Are you also experiencing a rough idle condition?

    Ano po kaya problema at pano solusyonan ito? Does it need overhauling? will top hauling solve it?

    i hope guys you could give advice and help me with these problems. any help will be appreciated. thanks in advance.

  10. Join Date
    Jul 2009
    Posts
    8
    #10
    Quote Originally Posted by Dieseldude View Post
    good day to all tsikoteers. Tanong ko lang po kasi napansin ko po sa 96 Isuzu TFR pickup ko 4Ja1 ang engine following observations:

    1. May lumalabas na usok sa lagayan ng oil at sa dip stick.
    PCV may be blocked/restricted. Slight oil gas discharge is acceptable.
    2. Timitilamsik po oil pag binuksan lagayan ng oil habang umaandar.
    This is also normal.
    3. parang kulay puti po usok at mabaho po amoy.
    This is abnormal. Does white smoke occur only when the engine is cold, or even when the engine is at operating temperature? Are you also experiencing a rough idle condition?

    Ano po kaya problema at pano solusyonan ito? Does it need overhauling? will top hauling solve it?

    i hope guys you could give advice and help me with these problems. any help will be appreciated. thanks in advance.

    Di kaya blowby na yan? Pakiramdaman mo kung may pagbabago ang andar. Kung masyado nanginginig. kung minsan kasi yong injector malakas na bumuga ng supply sa cylinder chamber, kaya maputi ang usok hindi nasusunog lahat ang diesel pumapasok sa loob ng cyl chamber. subukan mo buksan ang oil filler cap. kapag malakas na ang hangin lumalabas at may kasamang usok. malamang na loose compression na yan.

  11. Join Date
    Sep 2006
    Posts
    1,335
    #11
    when is it time po ba to do a total overhaul or just top overhaul. This is done "as required". or as the need arises, or if a knowledgeable mechanic advises you to have it done.

    I have the same dillema but mine is just white smoke puffing out of my exhaust. no oil or smoke spitting out of the dip stick. Check you valve clearances first, and adjust if necessary. This could also be caused by a faulty injector.

    where can i do a compresison test? how much is it?
    Sorry, I don't know. You can try the casa....but first, ask for an estimate for this specific service only.

    thanks for the replies

  12. Join Date
    Nov 2007
    Posts
    2,442
    #12
    sir pa topoverhaul mo na ganyan ngayon nangyari sa pregio ko akala ko hindi blowby dahil sa simpleng barado ng radiator at cause ng overheat lumala ng lumala hangang sa magkaruon na ng singaw sa gasket so ayun takbo pa din ako naramdaman ko na lang na lagi na lang nauubos ang langis at tubig so nag decide na ako i top overhaul at saka i overhaul ang radiator so akala ko ok na, pag baklas ng cyclnder head gasket naikot na pala ang mga liner nahuhugot pa whoa nauwi sa gen overhaul

    sabi ko sa mechanic bakit di ko nakitang nag white smoke sabi nya papunta na din daw dun ,grabe ang usok ng gasket ko dati talagang di lang sa dipstick makikita , makikita din sa gilid ng gasket kaya ngayon break in ako break in din ng bulsa ko 50k hehehehe

  13. Join Date
    Mar 2006
    Posts
    606
    #13
    quick check muna and this can be done by using an electronic compression tester .

    this procedure can be done through battery readings and it only take a few minutes . no need to remove the glow plugs .

  14. Join Date
    Mar 2009
    Posts
    125
    #14
    Quote Originally Posted by Dieseldude View Post
    when is it time po ba to do a total overhaul or just top overhaul. This is done "as required". or as the need arises, or if a knowledgeable mechanic advises you to have it done.

    I have the same dillema but mine is just white smoke puffing out of my exhaust. no oil or smoke spitting out of the dip stick. Check you valve clearances first, and adjust if necessary. This could also be caused by a faulty injector.

    where can i do a compresison test? how much is it?
    Sorry, I don't know. You can try the casa....but first, ask for an estimate for this specific service only.

    thanks for the replies
    when you say sir faulty injestor...it means it needs to be calibrated.

    what will happen if i don't calibrate my injection pump? will this have a problem with the engine in the long run?

  15. Join Date
    Nov 2007
    Posts
    2,442
    #15
    sir try mo pisilin ang hose ng radiator pag mainit ang engine kailangan wala or konti lang ang pressure , dapat medyo malambot lambot ang hose

  16. Join Date
    Sep 2006
    Posts
    1,335
    #16
    when you say sir faulty injector...it means it needs to be calibrated. Not necessarily. Loosen one injector high pressure pipe at a time. If white smoke ceases when you loosen a specific pipe, you may have already identified the smoking cylinder. This could be an indication of a bad injector, or low compression pressure on this cylinder. Check valve clearance on this cylinder, or interchange two injectors to see if white smoke transfers to another cylinder.

    what will happen if i don't calibrate my injection pump? will this have a problem with the engine in the long run? If your injection pump is ok, I don't see why this will affect your engine. You don't have to calibrate a good pump. Sayang lang pera mo.

White Smoke and Odorful Smoke