2004 ISUZU TF SERIES Workshop Manual

diagram transmission oil lock bolt pattern dimensions brakes

Page 4081 of 4264

ISUZU TF SERIES 2004 Workshop Manual DIAGNOSIS (JR405E) 7A2-89
Symptom Condition Description
Faulty during the
running Low maximum speed or poor acceleration Starting acceleration is poor. F1
Acceleration is slow though the accel

DIAGNOSIS (JR405E) 7A2-89
Symptom Condition Description
Faulty during the
running Low maximum speed or poor acceleration Starting acceleration is poor. F1
Acceleration is slow though the accelerator
pedal is stepped on during the running.
Engine races up during acceleration (slip)
The engine speeds up but vehicle speed
does not increase when the accelerator
pedal is stepped on at the starting.
F2

Only the engine speeds up but vehicle
speed does not increase when the
accelerator pedal is stepped on for
acceleration during the running.

Noise or vibration during the running in R, D,
3, 2, or L range
Noise or vibration is generated in the vicinity
of AT during the running. F3
Engine brake does not in apply L range
The engine brake does not apply, allowing
the vehicle to run freely when the
accelerator pedal is released at low speed in
L range.
F4
Engine stalls before vehicle stops from
running
The engine stalls simultaneously with the
vehicle stop when the brake pedal is
stepped on to stop the vehicle during the
running.
F5
Faulty in the
stopping
Vehicle moves in P range, or parking gear is
not disengaged other than P range
Vehicle moves though it stops at a slope
and P range is selected. G1

The engine stalls and vehicle does not move
though other than P range is selected and
the accelerator pedal is stepped on.

Creep force is large
Vehicle accelerates in D, 3, 2, L, and R
ranges though the accelerator pedal is not
stepped on.
G2
Creep force is small Vehicle does not move though a run range
is selected on a flat road during the idling. G3
Large noise during idling with the vehicle in
stop state
The transmission is noisy during the idling
speed in all ranges. G4
Faulty lock-up Judder occurs at the lock-up The vehicle body judders at lock-up. H1
Large lock-up shock Large shock is felt at lock-up. H2
Lock-up point is high or low Lock-up point is excessive high or low. H3
No lock-up No lock-up Lockup is not performed in spite of the lock-
up area. I1

Page 4082 of 4264

ISUZU TF SERIES 2004 Workshop Manual 7A2-90 DIAGNOSIS (JR405E)

Page 4083 of 4264

ISUZU TF SERIES 2004 Workshop Manual DIAGNOSIS (JR405E) 7A2-91
SYMPTOM DIAGNOSIS

Symptom Condition Description
Oil Leak Breather Oil leaks from breather. J1
Between engine and converter housing Oil leaks between engine and conv

Page 4084 of 4264

ISUZU TF SERIES 2004 Workshop Manual 7A2-92 DIAGNOSIS (JR405E)

Page 4085 of 4264

ISUZU TF SERIES 2004 Workshop Manual DIAGNOSIS (JR405E) 7A2-93
No. A1: Vehicle Does Not Run in D, 3, 2, L and R Range

Description:
Vehicle does not run though the accelerator pedal is stepped on.

Diagnosis Hints:
Some trou

Page 4086 of 4264

ISUZU TF SERIES 2004 Workshop Manual 7A2-94 DIAGNOSIS (JR405E)
No. A2: Vehicle Does Not Run in R Range

Description:
Vehicle does not run in R range only.
It runs correctly in D, 3, 2, and L ranges.

Diagnosis Hints:
So

Page 4087 of 4264

ISUZU TF SERIES 2004 Workshop Manual DIAGNOSIS (JR405E) 7A2-95
No. A3: Vehicle Does Not Run in D, 3, 2 and L Range

Description:
Vehicle does not run in D, 3, 2 and L range only.
It runs correctly in R ranges.

Diagnosis Hi

Page 4088 of 4264

ISUZU TF SERIES 2004 Workshop Manual 7A2-96 DIAGNOSIS (JR405E)
No. B1: Vehicle Runs in N Range

Description:
Creep appears in N range.
Vehicle moves unless the brake pedal is stepped on in N range.

Diagnosis Hints:
Bas

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