Mud-club

Vehicle & Technical => Isuzu / Frontera => Topic started by: Toppo on March 29, 2009, 22:59:53

Title: frontera 2.2 16v petrol ecotec , running prob, hunting tick over
Post by: Toppo on March 29, 2009, 22:59:53

hi got a 2.2 W-REG  petrol , and it runs ok ,, but the tick over  is lumpy some times , ive cleaned and checked the pipe work , cleand throttle body , still no joy , im going to check the cam belt timing ,  but i cannot see the crank pully wheel timing mark .. auto data says its at the bottom , but cannot see it ,, can some one help me out , also reading other posts it says it could be the crank shaft sensor ,, also i think the cat is not to good , can i buy pass the cat some how ,     cheers mark

Title: Re: frontera 2.2 16v petrol ecotec , running prob, hunting tick over
Post by: 666 on March 30, 2009, 21:24:35

If its hunting i would suspect the idle control valve or the maff sensor

Title: Re: frontera 2.2 16v petrol ecotec , running prob, hunting tick over
Post by: Toppo on March 31, 2009, 21:00:25

ive tyred cleaning the idle valve , but still the same,  wat one is the maff sensor ,, another thing i noticed is that the plugs keep going black sooty ,, running rich ????  any ideas  thanks mark

Title: Re: frontera 2.2 16v petrol ecotec , running prob, hunting tick over
Post by: 666 on March 31, 2009, 22:03:38

Maff is the mass air flow sensor in the air intake pipe.

Im not too clued up on the 2.2s but if you ask here (http://fronteratech.freeforums.org/index.php) they might be able to help more than me  ;)

Title: Re: frontera 2.2 16v petrol ecotec , running prob, hunting tick over
Post by: dxmedia on April 01, 2009, 12:32:40

sooting up sounds like lambda

Title: Re: frontera 2.2 16v petrol ecotec , running prob, hunting tick over
Post by: Toppo on April 01, 2009, 21:13:42

sorted it today  after checking things,,  i found the cambelt  timing one tooth out on the right cam >?   runs ok now , also welded the manifold up ,,    thanks for all ur help  cheers mark