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Home >> Infiniti >> 2023 >> QX55 Essential >> Repair and Diagnosis >> Steering >> Steering Control Systems >> Steering Control System (Electric Power Steering) (DTC/Circuit Diagnosis) >> DTC/Circuit Diagnosis >> DTC C1602: No Tuning Set >> DTC Description >> DTC Detection Logic

DTC Detection Logic

DTC No.

CONSULT screen terms

(Trouble diagnosis content)

DTC detected condition

C1602

NO TUNING SET

(No tuning set)

Diagnosis condition

When ignition switch is ON.

Signal (terminal)

--

Threshold

Malfunction in data flash area of the EPS control unit

Diagnosis delay time

Less than 1 second.