Question

1999 Ford Windstar 3.8L with codes B1342, C1236, and C1103. What area of functionality does B1342 address? What symptoms does it cause/respond to?

Answer 1

C1236 LR wheel speed sensor signal missing or erratic

C1103 Hydraulic brake switch circuit failure

B1342 ECU is defective

B1342 is for the ABS unit. the only fix for this is another ABS unit., the symptom, There  is no ABS at all.

Answer 2

B1342 FORD - ECU Is Defective
Read more: https://www.autocodes.com/b1342_ford.html

C1236 FORD - Left Rear Wheel Speed Sensor Input Signal Missing
Read more: https://www.autocodes.com/c1236_ford.html

C1103 FORD - ABS Hydraulic Brake Switch Circuit
Read more: https://www.autocodes.com/c1103_ford.html