When you click on links to various merchants on this site and make a purchase, this can result in this site earning a commission. Affiliate programs and affiliations include, but are not limited to, the eBay Partner Network.
Are you sure it's not P0132? I wasn't able to find a code 1320 in my 2002 manual. P0132 is "excessive voltage being sent to ECM" from oxygen sensor 1 bank 1 in case you are wondering.