FixVault

Test 12A - Bus Bias Level Or Bus (+/-) Open

BUS BIAS LEVEL OR BUS (+/-) OPEN trouble code test is separated by body code. See BUS BIAS LEVEL OR BUS (+/-) OPEN TEST APPLICATIONS  table.

BUS BIAS LEVEL OR BUS (+/-) OPEN TEST APPLICATIONS

Body Code Test
Cherokee & Grand Cherokee TEST 12F 
Wrangler TEST 12J 
NOTE: Test procedures skip from TEST 12A to TEST 12E. No test procedures have been omitted.