2007 ISUZU KB P190 Workshop Repair Manual

Page 4097 of 6020

ISUZU KB P190 2007  Workshop Repair Manual 7A3-12  ON-VEHICLE SERVICE (AW30–40LE) 
Measure Line Pressure 
 1. Fully apply the parking brake and chock the four
wheels. 
  2. Start the engine and check idling rpm.  
  3. Select into “D" posi

Page 4098 of 6020

ISUZU KB P190 2007  Workshop Repair Manual ON-VEHICLE SERVICE (AW30–40LE)  7A3-13 
Evaluation 
i.  If there is no 1→2 upshift: 
•  Solenoid S2 is stuck 
•  1–2 shift valve is stuck 
ii.  If there is no 2 →3 upshift: 
•  Solenoid

Page 4099 of 6020

ISUZU KB P190 2007  Workshop Repair Manual 7A3-14  ON-VEHICLE SERVICE (AW30–40LE) 
Evaluation 
i. If there is no engine braking effect in the “2"
position:  
•  Second coast (No.1) brake is defective. 
 
ii. If there is no engine braking

Page 4100 of 6020

ISUZU KB P190 2007  Workshop Repair Manual ON-VEHICLE SERVICE (AW30–40LE)  7A3-15 
“L" Position Test  
  1. W hile running above 80 km/h (50 mph) in the “D"
position, release your foot from the accelerato
r
pedal and shift into the “L"

Page 4101 of 6020

ISUZU KB P190 2007  Workshop Repair Manual 7A3-16  ON-VEHICLE SERVICE (AW30–40LE) 
Shift Point Chart and Lock-Up Point Chart 
Shift Point Chart 
(H2, H4)  
(REAR AXLE RATIO: 4.100 / 3.909) 
(RADIUS OF TIRE: 0.368 / 0.349m) 
“NORMAL" mode

Page 4102 of 6020

ISUZU KB P190 2007  Workshop Repair Manual ON-VEHICLE SERVICE (AW30–40LE)  7A3-17 
 “POWER" mode 
Upshift  km/h (mph) 
Position Throttle Opening  1 →
→→ 
→
2 2 →
→→
→
3 3 →
→→
→
4 
Fully opened  40 - 46 (25 - 29)  7

Page 4103 of 6020

ISUZU KB P190 2007  Workshop Repair Manual 7A3-18  ON-VEHICLE SERVICE (AW30–40LE) 
Transmission Fluid Level and Condition 
Inspection 
Park vehicle on level ground and set parking brake. 
W ith the engine idling, move the shift lever through

Page 4104 of 6020

ISUZU KB P190 2007  Workshop Repair Manual ON-VEHICLE SERVICE (AW30–40LE)  7A3-19 
ATF Replacement 
Inspection 
NOTE:  Do not overfill.  
  1. Remove the drain plug from oil pan and drain the
fluid. 
 
  
 
 
 
RUW 17ASH013401
  2. Reinstall