Easy checks from the factory book
EZ-GO Express S4 High Output (48 V)
48 V electric · gas pedal sensor · 24-pin J1 · speed sensor · Run-Storage · blink-code faults
TXT TCT — controller wires
Control wires
Express S4 — electric system (sheet 1)
Full wire picture
Express S4 — electric system (sheet 2)
Wire bundle
Express S4 — electric system (sheet 3)
Express S4 — electric system (sheet 4)
Plug pins
48 V TXT Service Manual, Section E page E-6
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