Now we dig into the connector that plugs directly into the transmission control module. Lets take a close look at what each pin does and where it needs to go.
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Aw4 wiring diagram. Bought factory trans books and a factory wiring diagram book no help. The transmission case and internals were identical to the 40l version of the aw4 but the detachable bellhousing and torque converter were unique to the 25l i4 engine. The aw4 and the 25l engine was a rare combination in the xj mj model jeeps as spec to build. Wiring diagrams tcm black 26 way plug. They recieved 456 axle ratios. Technical help on the following diagnostic trouble codes dtcs.
I ran the original tcu for about 4 6 months before it quit. Whether you need aw4 wiring diagram information aw4 transmission rebuilders tips aw4 technical information aw4 diagnostics aw4 troubleshooting help or just answers to your aw4 transmission rebuilders question the transmission rebuilders network is the place to go. Aw4 tcm wiring diagram wiring schematic diagram pokesoku co pdf aw4 tcu shift mod mj tech diy projects and write ups pdf wire diagram 17 d 2008 bmw 335i convertible engine diagram pdf. It has 26 pins some of which go the black or gray 8 way connectors the tj harness and a fused power source from the battery. Traced all wiring and everything seemed okay. Many of you know ive been running a manual gear selector switch with my aw4 since the original tcu quit years ago.
A junkyard replacement lasted 2 3 weeks.
Gallery of Aw4 Wiring Diagram
