ON-BOARD DIAGNOSTIC
06–02–3
06–02
DTC TABLE
*1
: Illuminates after switching to fail mode.
*2
: Switches to fail mode (controlled by assist torque to allow safe driving).
*3
: If a malfunction is detected in the engine speed signal before the engine is started, assist control is not started
up.
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ON-BOARD DIAGNOSTIC SYSTEM PID/DATA MONITOR FUNCTION (ELECTRIC POWER STEERING)
CHU060201038S03
• The PID/data monitor function is used for optionally selecting input/output signal monitor items pre-set in the
EPS control module and reading them out in real-time.
PID/DATA MONITOR TABLE
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ON-BOARD DIAGNOSTIC SYSTEM ACTIVE COMMAND MODE FUNCTION (ELECTRIC POWER STEERING)
CHU060201038S04
• The EPS system can be set to the neutral position using the active command mode function.
Active command mode
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System malfunction location DTC
Fail-safe function
EPS warning light illumination
status
Control status
Battery power supply B1318 Illuminated Control suspended
EPS control module B1342 Illuminated Control suspended
EPS system (neutral position
setting not performed)
B2141 Illuminated Control available
Torque sensor B2278 Illuminated Control suspended
EPS motor C1099 Illuminated Control suspended
CAN bus communication error U0073
Illuminated
*1
Control available
*2
CAN communication error U1900
Illuminated
*1
Control available
*2
CAN communication error U2023
Illuminated
*1
If there is an irregularity only in the
vehicle speed data:
Control available
*2
If there is any other irregularity:
Control available
*3
Command name
(WDS or equivalent)
Input/output part name
Unit/operation
(WDS or equivalent)
B+ Battery positive voltage V
CCNT DTC (amount detected) —
EPS_MTR EPS motor A
EPSLAMP EPS warning light ON/OFF
RPM Engine speed signal RPM
TRQ_S_CORR Torque sensor neutral position NM
TRQ_SENS Torque sensor NM
VSS Vehicle speed signal KPH/MPH
Command name
(WDS or equivalent)
Output part name Operation Operation condition
TRQ_S_CAL EPS system (neutral position setting) ON/OFF Ignition switch at ON
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