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Isuzu D-Max / Isuzu Rodeo (TFR/TFS). Manual - part 1774
DIAGNOSIS 7A2-147
5. R range test.
1)
Shift into the R range and while starting at full throttle,
check for slipping.
6.P range test.
1)
Stop the vehicle on a grade and after shifting into the P
range, release the parking brake. Then check to see that
the parking lock pawl holds the vehicle in place.
Select
Lever
Position
Gear
Position
Gear
Shift
P
R
Reverse
N
D
1st
2nd
3rd
4th
3
1st
2nd
3rd
4th(*1)
2
1st
2nd
3rd(*1)
4th(*1)
L
1st
2nd(*1)
3rd(*1)
4th(*1)
Evaluation
1.
If there is no 1 to 2 up-shift.
•
2-4 brake malfunction.
•
2-4 brake hydraulic circuit failed.
•
2-4 brake duty solenoid stick.
Refer to symptom diagnosis "No. D1: Faulty Gear
Shifting" or DTC section "Gear Ratio Error".
2.
If there is no 2 to 3 up-shift.
•
High clutch malfunction.
•
High clutch hydraulic circuit failed.
•
High clutch duty solenoid stick.
Refer to symptom diagnosis "No. D1: Faulty Gear
Shifting" or DTC section "Gear Ratio Error".
3.
If there is no 2 to 4 (O/D) up-shift.
•
2-4 brake malfunction.
•
2-4 brake hydraulic circuit failed.
•
2-4 brake duty solenoid stick.
Refer to symptom diagnosis "No. D1: Faulty Gear
Shifting" or DTC section "Gear Ratio Error".
4.
If there is no lock-up in 2, 3 and 4.
•
Lock-up piston malfunction.
•
Lock-up hydraulic circuit failed.
•
Lock-up duty solenoid stick.
Refer to symptom diagnosis "No. I1: No Lock-up" or
DTC section "Lock-up Duty Solenoid Failure".
*1: Transmission is shifted at high speed to
prevent engine over-run.