1999 ford f150 4.2l. OBD codes PO743, PO750 PO755 retrieved after transmission service and rear main seal replaced
P0743 TCC solenoid circuit failure
P0750 SSA (shift solenoid A) circuit failure
P0755 SSB (shift solenoid B) circuit failure
Number 1 in diagram is shift solenoid, 2 is the TCC solenoid.
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