Lower Valve Body: Disassembly

Remove by-pass valve and spring.

Fig 1: Removing By-Pass Valve And Spring
Courtesy of ISUZU MOTOR CO.
Remove three strainers.

Fig 2: Removing Strainers
Courtesy of ISUZU MOTOR CO.

NOTE: Confirm six retainers are installed correctly.

Fig 3: Identifying Six Retainers
Courtesy of ISUZU MOTOR CO.
Remove the shift solenoid S1 and shift solenoid S2.
- Remove the fixing bolt.
- Remove the shift solenoid S1 (2) and S2 (1) from each bore.
- Remove the O-rings from each solenoid.
Remove the lock-up solenoid SL
- Remove the fixing bolt.
- Remove the lock-up solenoid SL (3) from the bore.
- Remove the O-ring from solenoid.
Remove the accumulator sub-assembly
- Remove the clamp.
- Remove the accumulator sub-assembly (4) from the bore.
Remove the retainer (5). Remove the spring and ball from the valve body.

Fig 4: Removing Retainer
Courtesy of ISUZU MOTOR CO.

Fig 5: Removing Spring And Ball From Valve Body
Courtesy of ISUZU MOTOR CO.
Remove the 1-2 shift valve retainer (12) with a magnetic finger by pushing the plug.

Fig 6: Removing Shift Valve Retainer
Courtesy of ISUZU MOTOR CO.
Remove the plug, spring and 1-2 shift valve.

Fig 7: Removing Plug, Spring And 1-2 Shift Valve
Courtesy of ISUZU MOTOR CO.
Remove the retainer (16) for low coast modulator valve by pushing the spring with a screwdriver.

Fig 8: Removing Retainer For Low Coast Modulator Valve
Courtesy of ISUZU MOTOR CO.
Remove the spring and low coast modulator valve.

Fig 9: Removing Spring And Low Coast Modulator Valve
Courtesy of ISUZU MOTOR CO.
Remove the retainer (19) for accumulator control valve with a magnetic finger by pushing the plug.

Fig 10: Removing Retainer For Accumulator Control Valve
Courtesy of ISUZU MOTOR CO.
Remove the plug (20), spring (21) and accumulator control valve (22).

Fig 11: Removing Plug, Spring And Accumulator Control Valve
Courtesy of ISUZU MOTOR CO.
Remove the retainer (23) for solenoid modulator valve (25) by pushing the spring with a screwdriver.

Fig 12: Removing Retainer For Solenoid Modulator Valve
Courtesy of ISUZU MOTOR CO.
Remove the spring (24) and solenoid modulator valve (25).

Fig 13: Removing Spring And Solenoid Modulator Valve
Courtesy of ISUZU MOTOR CO.
Remove the retainer (26) for cut back valve (29) with a magnetic finger by pushing the plug.

Fig 14: Removing Retainer For Cut Back Valve
Courtesy of ISUZU MOTOR CO.
Remove the plug (27), spring (28) and cut back valve (29).

Fig 15: Removing Plug, Spring And Cut Back Valve
Courtesy of ISUZU MOTOR CO.
Place a mark on the top of sleeve (31) and the retainer (30) for primary regulator valve (36) where they are positioned.

Fig 16: Placing Mark On Top Of Sleeve And Retainer For Primary Regulator Valve
Courtesy of ISUZU MOTOR CO.

NOTE: When reassembling, position the retainer in the same position.

Remove the retainer (30) with a magnetic finger by pushing the sleeve.

Fig 17: Removing Retainer
Courtesy of ISUZU MOTOR CO.
Remove the sleeve (31) with the plungers (32) (33), spring (34) and washer.
Remove the two plungers (32) (33) from the sleeve.

Remove the primary regulator valve (36) from the valve body (37).

Fig 18: Removing Primary Regulator Valve From Valve Body
Courtesy of ISUZU MOTOR CO.