Values On The Diagnosis Tool

CAUTION: The output signal indicates the EPS control unit calculation data. The normal values will be displayed even in the event that the output circuit (harness) is open.

EPS CONTROL UNIT REFERENCE CHART

Monitor item

Data monitor

Condition

Display value

BATTERY VOLT

Ignition switch: ON

Battery voltage

TORQUE SENSOR

Engine running

Steering wheel: Not steering (There is no steering force)

Approx. 0 Nm

Steering wheel: Right turn

Positive value (Nm)

Steering wheel: Left turn

Negative value (Nm)

MOTOR CURRENT

Engine running

Steering wheel: Not steering (There is no steering force)

Approx. 0 A

Steering wheel: Right or left turn

Displays consumption current of EPS motor (A)⁽¹⁾

MOTOR SIG

Engine running

Steering wheel: Not steering (There is no steering force)

Approx. 0 A

Steering wheel: Right turn

Positive value (A)

Steering wheel: Left turn

Negative value (A)

ASSIST TORQUE

Engine running

Approx. 0 Nm⁽²⁾

C/U TEMP

Ignition switch ON or engine running

Displays temperature of inside of EPS control unit (°C)

ASSIST LEVEL

Engine running

100 % ⁽³⁾

VEHICLE SPEED

Vehicle stopped

0 km/h (0 mph)

While driving

Approximately equal to the indication on speedometer⁽⁴⁾ (inside of ±10%)

WARNING LAMP

EPS warning lamp: ON

EPS warning lamp: OFF

Off

ENGINE STATUS

Engine not running

Stop

Engine running

Run

⁽¹⁾	Almost in accordance with the value of "MOTOR SIG". It is not a malfunction though these values are not accorded when steering quickly.

⁽²⁾	A fixed value is indicated regardless of steering turning.

⁽³⁾	Normally displays 100%. In case of an excessive stationary steering, the assist curvature gradually falls. However, it returns to 100% when left standing.

⁽⁴⁾	It is not a malfunction, though it might not be corresponding just after ignition switch in turned ON.