Lexus NX: Diagnostic Trouble Code Chart

DIAGNOSTIC TROUBLE CODE CHART

Steering Lock System

DTC No.

Detection Item

Link

B2781

Open / Short in Steering Lock ECU

B2782

Power Source Control ECU Malfunction

B2788

IG2 Signal Malfunction

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 Open / Short in Steering Lock ECU (B2781)

DESCRIPTION The steering lock ECU and steering lock motor are built into the steering lock actuator assembly. The steering lock ECU (steering lock actuator assembly) detects whether the steering lock

 Power Source Control ECU Malfunction (B2782)

DESCRIPTION The certification ECU (smart key ECU assembly) has a power source mode switching function. This DTC is stored when the IGE input (the steering lock motor activation permission signal) sent

 IG2 Signal Malfunction (B2788)

DESCRIPTION This DTC is stored when the steering lock ECU (steering lock actuator assembly) detects an IG2 power supply malfunction. HINT: The steering lock ECU (steering lock actuator assembly) is no

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 Internal Control Module A/D Processing Performance (P060B)

MONITOR DESCRIPTION This DTC is stored when a communication error occurs in the ECM. DTC No. Detection Item DTC Detection Condition Trouble Area MIL Memory P060B Internal Control Module A/D Processing Performance An ECM main CPU communication error (1 trip detection logic).

 Drive Motor "B" Temperature Sensor Circuit Range / Performance (P0A31-668,P0A34-667)

DESCRIPTION The resistance of the thermistor built into the rear motor temperature sensor changes in accordance with changes in the rear motor temperature. The lower the rear motor temperature, the higher the thermistor resistance. Conversely, the higher the rear motor temperature, the lower the res

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