A junkyard replacement lasted 2 3 weeks. 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.
Jeep Cherokee Transmission Wiring Diagram 1999 Jeep Grand
Aw4 transmission wiring diagram. 1997 the aw4 is exactly the same as the 19905 1996 units except the electrical connector for the wiring harness changed. C6 parts diagram wiring diagram pdf. 22ce77a understanding pro environmental behavior wiring pdf. 1998 01 the aw4 changed electrically but is otherwise the same as 19905 1997 units. Make sure the transmission fluid is at the proper level. I ran the original tcu for about 4 6 months before it quit.
The aw4 and the 25l engine was a rare combination in the xj mj model jeeps as spec to build. Traced all wiring and everything seemed okay. A simple cut and splice will solve this problem. 1999 montero sport limited 3 5l crawler build 4x4wire pdf. Jeep aw4 transmission diagram free download wiring diagram pdf. 1 shift lever lever position controls tranny valves mechanically 2 transmission control unit tcu the shift lever makes a very positive move in control the only weak point being there is no separate position for 1 2 as they are combined.
The aisin aw4 is a four speed automatic transmission used in some jeeps and as the a340 in various toyotas. G auto trans diagnosis 4 0l models w aw4 1993 jeep pdf. Verify that the aw4 transmission control unit is properly. Test 4a code 700 flow chart 2 of 2 92j13598. Bought factory trans books and a factory wiring diagram book no help. Many of you know ive been running a manual gear selector switch with my aw4 since the original tcu quit years ago.
They recieved 456 axle ratios. Test 4a code 700 schematic. It is electronically controlled in the forward gears and has been used in numerous. Two things control aw4 shifting. A bit more info on the aw4 and doing this. See test 4a 1 of 2 for wiring diagram.
Check the fluid with the transmission temperature hot the vehicle on.