20 Most Recent Jeep 2002 Grand Cherokee LAREDO Questions & Answers

The link will help. P0353 Ignition Coil Primary Secondary Circuit Malfunction

V A new gas cap dose not always solve the problem with the EVAP system . And understand the concept of the system is unsound to begin with . What its supposed to do it store fuel vapor in a sealed system in a charcoal filled canister at the rear near the fuel tank .It has a vent valve from the tank to the canister most likely problem .The vent valve has a filter air needs to get in so the tank can vent into the canister but vapor can't get out .Its an electrically controlled solenoid that opens in conjunction with the canister purge solenoid located on the intake manifold . When the engine rpms reach a high enough speed the purge valve is supposed to open and burn the fuel. With cheap materials from China the fuel system rusts out the tank the lines all of the seals in a few years add road salt you are left with nothing except a government mandate drafted by fools . The last time I filled up my tank hundreds of times more fuel vapor went in to the upper atmosphere then my vehicle with the evap not working in a year .

It is a plugged drain, ,in the state of AZ we have a mud dabber wasp that will clog it up making nest,,

The Jeep DTC P1491 code is actually radiator fan control relay circuit.Soft reset if the battery disconnect would have erased the code; the first thing I would replace for that code (fan relay).Additionally, its possible thta your THEFT system is activated, check owners manual to disarm.Hope this helps.

most likely it is in need of freon,, take it to a garage and have the pressure checked,

How are your fluid levels? fan speed goes up because of the spike in temp you have,, you are supposed to change your antifreeze yearly.. I suggest having your Jeep serviced by a qualified shop.

sounds like a wiring issue,, otherwise put your headlights on Auto and drive it as is.

try changing the throttle position senser

It does use the same bulb however the bulb has 2 filiments. try replacing the bulb

check for a bad fuse, no relay

The key with a line through it means that the computer doesn't recognise the key in the ignition. I hate to give the suggestion but dealer will reset the key chip. Mine had that issue too after I changed out the computer, and it kind of just went again. But while it was on it would shut off my engine when I tried turning it on (theft prevention.) Hope you fine a solution!

try another key it might have lost its program keeping it near a micuwave will cause this also

U need to pu t the ignition 12v wire from head unit and wire in to the 12v constant wire from your battery

you have to remove the radio from dashboard....open the top cover and clean the lazer lens with soft cloth and white spirit....

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