Connector Circuit
TEST 1
Does Octane Adjust (Shorting Bar) circuit have a poor connection?
Yes -- Repair connector and/or wiring harness
No -- Go to next Test
TEST 2
Is there continuity between PCM terminal and Octane Adjust (Shorting Bar) connector terminal?
Octane Adjust PCM
Shorting Bar Terminal
Terminal
(DG) 29
(GY/R) 46
Yes - Replace PCM
No - Repair wiring harness