1999 maxima DTC P1320... i cant find solution

[AMLGAR]

need some help..i cnat find solution on this car...whats causing i clear the code,..but i just star the car car ..code appear again...car run ok...the motor isnot checking its smooth ...:bounce:

[rideon]

3.0 V6 ....nice car!!
Try some new spark plugs,NGK,don't get cheap on this! and start checking the ignition modules one by one....you might find some chinese one.
Ground the engine to the body with another ground strap......

[AMLGAR]

thanks...owner before replace two ignition modules(coils)..aftermarket...i replace them..originals...done...resistors inside...dont work ok as original...:driver: