U Code Charts by Number

U1020 Thru U1131 Computers and Control Systems. Testing and Inspection

U1147 Thru U1262 The proper testing depends on which module this code was generated from.

Powertrain Control Module (PCM) - Computers and Control Systems. Testing and Inspection

Passive Antitheft System (PATS) Module

Passive - Antitheft and Alarm Systems. Testing and Inspection

U1341 Thru U1451 Computers and Control Systems. Testing and Inspection

U2017 Thru U2018 Air Bag Systems. Testing and Inspection

U2243 Computers and Control Systems. Testing and Inspection

UXXXX For any codes not listed refer to:

Computers and Control Systems. Testing and Inspection