Toyota forklift error codes

 

Indication

Wrench lamp

Spanner

Detection ECU

Error mode

Phenomenon on vehicle

01-01

01-01

Blinking

4Y-ECS

Fuel feedback control error (gasoline) rich

The engine speed is unstable and it may stop.

01-02

01-02

Blinking

4Y-ECS

Fuel feedback control error (gasoline) lean

01-03

01-03

Blinking

4Y-ECS

Fuel feedback control error (LPG/CNG) rich

01-04

01-04

Blinking

4Y-ECS

Fuel feedback control error (LPG/CNG) lean

01-05

01-05

Blinking

4Y-ECS

02 sensor open abnormality

The engine speed is unstable and it may stop.

01-06

01-06

Blinking

4Y-ECS

02 sensor heater open abnormality

Display only

02-01

02-01

Blinking

4Y-ECS

Intake temperature sensor open abnormality

The engine may have a problem at low temperatures.

02-02

02-02

Blinking

4Y-ECS

Intake temperature sensor short abnormality

03-01

03-01

Blinking

4Y-ECS

Intake pipe pressure sensor open abnormality

The engine may have a problem

03-02

03-02

Blinking

4Y-ECS

Intake pipe pressure sensor short abnormality

04-01

04-01

Blinking

4Y-ECS

Coolant temperature sensor open abnormality

The engine may have a problem at low temperatures.

04-02

04-02

Blinking

4Y-ECS

Coolant temperature sensor short abnormality

05-01

05-01

Blinking

4Y-ECS

Throttle position sensor 1 open abnormality

Limting speed of traveling and materials handling due to limited engine power output

05-02

05-02

Blinking

4Y-ECS

Throttle position sensor 1 short abnormality

05-03

05-03

Blinking

4Y-ECS

Throttle position sensor 2 open abnormality

05-04

05-04

Blinking

4Y-ECS

Throttle position sensor 2 short abnormality

05-05

05-05

Blinking

4Y-ECS

Throttle position sensor offset abnormality

05-06

05-06

Blinking

4Y-ECS

Throttle position sensor out of range error

06-01

06-01

Blinking

4Y-ECS

Throttle motor drive circuit open abnormality

Limting speed of traveling and materials handling due to limited engine power output

06-02

06-02

Blinking

4Y-ECS

Throttle motor drive circuit short abnormality

06-03

06-03

Blinking

4Y-ECS

Throttle motor power supply circuit open abnormality

06-04

06-04

Blinking

4Y-ECS

Throttle motor power supply circuit short abnormality

06-05

06-05

Blinking

4Y-ECS

Throttle motor seizing abnormality

06-06

06-06

Blinking

4Y-ECS

Electronic throttle system error

07-01

07-01

Blinking

4Y-ECS

Air-fuel ratio motor open abnormality

The engine speed is unstable and it may stop.

08-01

08-01

Blinking

4Y-ECS

Low voltage (battery line open) error

Display only

09-01

09-01

Blinking

4Y-ECS

Ignition signal error

The engine speed is unstable and it may stop.

OA-1

OA-1

Blinking

4Y-ECS

Fuel specification determination signal error

Display only

OA-2

OA-2

Blinking

4Y-ECS

Fuel specification changeover switch error

Display only

OA-3

OA-3

Blinking

4Y-ECS

Fuel specification type unmatch

Engine may stop

62-1

62-1

Blinking

SAS/OPS

Tilt angle sensor open abnormality

Partial limitation of mast control function

62-2

62-2

Blinking

SAS/OPS

Tilt angle sensor VCC short abnormality

63-1

63-1

Blinking

SAS/OPS

Tilt switches simultaneously ON

Partial limitation of mast control function

63-2

63-2

Blinking

SAS/OPS

Tilt switch forward tilt SW short

63-3

63-3

Blinking

SAS/OPS

Tilt switch backward tilt SW short

64-1

64-1

Blinking

SAS/OPS

Lift lower lock solenoid open circuit or load short abnormality

Lift lower may stop

65-1

65-1

Blinking

SAS/OPS

Tilt control solenoid open circuit or load short abnormality

Forward tilt may stop, backward tilt may go fully back

66-1

66-1

Blinking

SAS/OPS

Outside matching value range for tilt angle error

Partial limitation of mast control function

67-1

67-1

Blinking

SAS/OPS

Lifting height switch open abnormality

Partial limitation of the rear wheel swing control function
Partial limitation of mast control function Limitation of the drive control function
Load indicator display is unsteady

68-1

68-1

Blinking

SAS/OPS

Lift switch raise and lower simultaneously ON error

Lowering may stop
Function of automatic idle speed increse during lifting limited

68-2

68-2

Blinking

SAS/OPS

Lift switch raise SW short abnormality

Function of automatic idle speed increse during lifting limited

68-3

68-3

Blinking

SAS/OPS

Lift switch lower SW short abnormality

Lowering may stop

69-1

69-1

Blinking

SAS/OPS

Backward tilt lock solenoid open circuit or load short abnormality

Backward tilt may stop

71-1

71-1

Blinking

SAS/OPS

Tire angle sensor open abnormality

Knob offest compensation stops

71-2

71-2

Blinking

SAS/OPS

Tire angle sensor VCC short abnormality

72-1

72-1

Blinking

SAS/OPS

Steering-wheel angle sensor SS1 open abnormality

Knob offest compensation stops

72-2

72-2

Blinking

SAS/OPS

Steering-wheel angle sensor SS2 open abnormality

72-3

72-3

Blinking

SAS/OPS

Steering-wheel angle sensor SSC open abnormality

72-4

72-4

Blinking

SAS/OPS

Steering-wheel angle sensors S51 and SS2 open abnormality

Indication

Wrench lamp

Spanner

Detection ECU

Error mode

Phenomenon on vehicle

OA-4

OA-4

Blinking

4Y-ECS

Engine specification determination error

Limting speed of traveling and materials handling due to limited engine power output

13-1

13-1

Blinking

ASC

Motor relay contact point open abnormality

Continuation of engine idling status

13-2

13-2

Blinking

ASC

Motor relay contact point short abnormality

Display only

13-3

13-3

Blinking

ASC

Motor relay open circuit or load short abnormality

Continuation of engine idling status

15-1

15-1

Blinking

ASC

NMR switch open abnormality

The engine may idle during full acceleration.

15-2

15-2

Blinking

ASC

NMR switch short abnormality

Continuation of engine idling status

15-3

15-3

Blinking

ASC

Idle / NMR switch simultaneously ON error

Continuation of engine idling status after acceleration off.

16-1

16-1

Blinking

ASC

Idle switch open abnormality

Continuation of engine idling status

16-2

16-2

Blinking

ASC

Idle switch short abnormality

18-1

18-1

Blinking

4Y-ECS

Cam angle sensor open abnormality

Engine stop

ASC

Engine speed sensor open abnormality

Partial limitation of the drive control function.

18-2

18-2

Blinking

4Y-ECS

Cam angle sensor open abnormality (on start up)

Engine will not start

ASC

Engine speed sensor GND short abnormality

Partial limitation of the drive control function.

18-3

18-3

Blinking

4Y-ECS

Crank angle sensor open abnormality

Display only

1 F-1 — 8

1 F-1 — 8

Blinking

ASC

CPU error

Continuation of engine idling status
Maximum speed may be limited
Function of automatic idle speed increse during lifting limited

41-1

41-1

Blinking

SAS/OPS

Matching connector open abnormality

Display only

51-1

51-1

Blinking

SAS/OPS

Speed sensor open abnormality

The vehicle speed indicator shows 0 km/h Partial limitation of the rear wheel swing control function.
Knob offest compensation stops
Partial limitation of the drive control function.

51-2

51-2

Blinking

SAS/OPS

Speed sensor GND short abnormality

52-1

52-1

Blinking

SAS/OPS

Yaw rate sensor open abnormality

Partial limitation of the rear wheel swing control function

52-2

52-2

Blinking

SAS/OPS

Yaw rate sensor VCC short abnormality

52-3

52-3

Blinking

SAS/OPS

Yaw rate sensor neutral voltage error

54-1

54-1

Blinking

SAS/OPS

Swing lock solenoid open circuit or load short abnormality

Partial limitation of the rear wheel swing control function

61-1

61-1

Blinking

SAS/OPS

Load sensor open abnormality

Partial limitation of the rear wheel swing control function
Partial limitation of mast control function Limitation of the drive control function
Load indicator cannot display

61-2

61-2

Blinking

SAS/OPS

Load sensor VCC short abnormality

Indication

lamp lamp

Spanner

Detection ECU

Error mode

Phenomenon on vehicle

EC-1

EC-1

Blinking

SAS/OPS

Unload solenoid open circuit or load short abnormality

Travelling and material handling enabled even after leaving the seat.

F1-1

-

Blinking

Meter

SAS/OPS data reception error

Display only

F2-1

-

Blinking

F4-1 - 8

F4-1 - 8

Blinking

Display

CPU error

Display not stable

H1-1

H1-1

Blinking

SAS/OPS

Lift lever potentiometer open abnormality

Lift stop

H1-2

H1-2

Blinking

SAS/OPS

Lift lever potentiometer VCC short abnormality

H1-3

H1-3

Blinking

SAS/OPS

Lift lever potentiometer assembly error

H1-4

H1-4

Blinking

SAS/OPS

Lift lever potentiometer neutral abnormality

Material handling disabled

H1-5

H1-5

Blinking

SAS/OPS

Lift lever potentiometer matching value abnormality

Lift stop

H2-1

H2-1

Blinking

SAS/OPS

Tilt lever potentiometer open abnormality

Tilt stop

H2-2

H2-2

Blinking

SAS/OPS

Tilt lever potentiometer VCC short abnormality

H2-3

H2-3

Blinking

SAS/OPS

Tilt lever potentiometer assembly error

H2-4

H2-4

Blinking

SAS/OPS

Tilt lever potentiometer neutral error abnormality

Material handling disabled

H2-5

H2-5

Blinking

SAS/OPS

Tilt lever potentiometer matching error

Tilt stop

H3-1

H3-1

Blinking

SAS/OPS

Attachment 1 lever potentiometer open abnormality

Attachment 1 stop

H3-2

I-13-2

Blinking

SAS/OPS

Attachment 1 lever potentiometer VCC short abnormality

H3-3

H3-3

Blinking

SAS/OPS

Attachment 1 lever potentiometer combination error

H3-4

H3-4

Blinking

SAS/OPS

Attachment 1 lever potentiometer neutral abnormality

Material handling disabled

H3-5

H3-5

Blinking

SAS/OPS

Attachment 1 lever potentiometer matching value abnormality

Attachment 1 stop

H4-1

H4-1

Blinking

SAS/OPS

Attachment 2 lever potentiometer open abnormality

Lever 2 stop

H4-2

H4-2

Blinking

SAS/OPS

Attachment 2 lever potentiometer VCC short abnormality

H4-3

H4-3

Blinking

SAS/OPS

Attachment 2 lever potentiometer combination error

H4-4

H4-4

Blinking

SAS/OPS

Attachment 2 lever potentiometer neutral abnormality

Material handling disabled

H4-5

H4-5

Blinking

SAS/OPS

Attachment 2 lever potentiometer matching value abnormality

Lever 2 stop

H5-1

H5-1

Blinking

SAS/OPS

Lift PUSH solenoid open abnormality

Lift may stop

H5-2

H5-2

Blinking

SAS/OPS

Lift PULL solenoid open abnormality

H6-1

H6-1

Blinking

SAS/OPS

Tilt PUSH solenoid open abnormality

Tilt may stop

H6-2

H6-2

Blinking

SAS/OPS

Tilt PULL solenoid open abnormality

H7-1

H7-1

Blinking

SAS/OPS

Attachment 1 PUSH solenoid open abnormality

Attachment 1 may stop

H7-2

H7-2

Blinking

SAS/OPS

Attachment 1 PULL solenoid open abnormality

Indication

Wrench lamp

Spanner

Detection ECU

Error mode

Phenomenon on vehicle

73-1

73-1

Blinking

SAS/OPS

Knob position compensation solenoid open circuit or load short abnormality

Knob offest compensation stops

74-1

74-1

Blinking

SAS/OPS

Outside matching value range for tire angle error

Knob offest compensation stops

A5-1

A5-1

Blinking

SAS/OPS

Seat switch GND short abnormality

Traveling and material handling possible even after leaving the seat.
Parking brake reminder and release reminder alarm partially disabled.

A7-1

A7-1

Blinking

SAS/OPS

Brake switch GND short abnormality

Partial limitation of the drive control function

AD-1

AD-1

Blinking

SAS/OPS

CAN communication 4Y-ECS or ASC data reception error

Partial limitation of the drive control function

AD-2

AD-2

Blinking

4Y-ECS

CAN communication SAS/OPS data reception error

Partial limitation of the drive control function

AD-7

AD-7

Blinking

SAS/OPS

CAN communication display data reception error

Limitation of the drive control function
Function of automatic idle speed increse during lifting limited
Display warning function operation failure

AD-8

AD-8

 

Display

CAN communication SAS/OPS data reception error

Display not stable

AF-1 - 3

AF-1 - 3

On

SAS/OPS

CPU error

Various control operations not stable

AF-4 - 8

AF-4 - 8

Blinking

SAS/OPS

C4-1

C4-1

Blinking

4Y-ECS

Accelerator sensor 1 open

Limting speed of traveling and materials handling due to limited engine power output

ASC

C4-2

C4-2

Blinking

4Y-ECS

Accelerator sensor 1 short

ASC

C4-3

C4-3

Blinking

4Y-ECS

Accelerator sensor 2 open

ASC

C4-4

C4-4

Blinking

4Y-ECS

Accelerator sensor 2 short

ASC

C4-5

C4-5

Blinking

4Y-ECS

Accelerator sensor offset abnormality

ASC

C4-6

C4-6

Blinking

4Y-ECS

Accelerator sensor out of range error

C7-1

C7-1

Blinking

SAS/OPS

Shift lever forward and reverse travel switch open abnormality

Travel return to neutral operation disabled Partial limitation of the drive control function.

C7-2

C7-2

Blinking

SAS/OPS

Shift lever forward and reverse travel switches simultaneously ON error

Travelling may stop
Partial limitation of the drive control function.

CA-1

CA-1

Blinking

SAS/OPS

Forward and reverse travel T/C relay open circuit or load short abnormality

Travelling and material handling enabled even after leaving the seat.

WARNING LIST

Caution:

If the wrench lamp illuminates and the following phenomena occur on the vehicle without an error being displayed, it is not a fault. Take the appropriate corrective action.

Indication

Memory

Wrench lamp

Detection ECU

Phenomenon on vehicle

Content of warning

Appropriate corrective action

Water temperatur e gauge flashing

OB-1

4Y-ECS

Top speed and load lifting speed are limited. (Only when OPT equipped)

Overheat

Leave the vehicle at idle for a while

On

SAS/OPS

Swing lock control is always locked Knob offset occurrence
Material handling disabled (mini lever) Material handling except lifting disabled

High battery voltage

Use a battery of the specified voltage

On

SAS/OPS

Swing lock control is always locked

Low battery voltage

Charge or replace the battery

On

SAS/OPS

Tilt operates to forward most tilt position

Forward tilt restriction angle not matching

Carry out matching for each item

On

SAS/OPS

Tilt disabled with the knob switch in the ON position

Auto leveling angle not matching

On

SAS/OPS

Tilt operates to forward most tilt position Tilt disabled with the knob switch in the ON position

SAS/OPS NIL load not matching (NL: No-load)

On

SAS/OPS

Knob offset occurrence

Tire angle not matching

On

SAS/OPS

Swing lock control disabled

Swing leveling not matching

On

SAS/OPS

Lift stop

Lift lever not matching

On

SAS/OPS

Tilt stop

Tilt lever not matching

On

SAS/OPS

Attachment 1 stop

Attachment 1 not matching

On

SAS/OPS

Attachment 2 stop

Attachment 2 not matching