PD17: PCM Output Fault Status B
Test shows states of fault lines from one PCM quad-driver, the 8 injector drivers and the alternator enable circuit. Each quad-driver corresponds to one digit of display and each digit can only appear as "0" or "1". A "0" means no output faults are present. A "1" means a fault is present in at least one output of that quad-driver. See QUAD-DRIVER IDENTIFICATION TABLE.
QUAD-DRIVER IDENTIFICATION
| Quad-Driver | Outputs Driven | ||
|---|---|---|---|
| "E" (1st Digit) (1) | TCC Shift Solenoids "A" & "B" | ||
| "F" (2nd Digit) | Fuel Injectors | ||
| "G" (3rd Digit) (1) | Alternator "L" Term. Output | ||
| "H" (4th Digit) | Not Used | ||
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