LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Infiniti >> 2023 >> QX60 Pure, FWD >> Repair and Diagnosis >> Steering >> Steering Control Systems >> Steering Control System (DTC/Circuit Diagnosis) >> DTC/Circuit Diagnosis >> DTC C1607, C1608: Power Steering Control Module >> DTC Description
April 5, 2026: LEMON Manuals is launched! Read the announcement.

DTC Description

DTC DETECTION LOGIC 

DTC No. CONSULT screen terms (Trouble diagnosis content) DTC detected condition
C1607-01 EEPROM (EEPROM) Diagnosis condition When engine running.
Signal (terminal) -
Threshold Malfunction of EPS control unit memory (EEPROM) function
Diagnosis delay time Less than 1 second
C1608-01 CONTROL UNIT (Control unit) Diagnosis condition When engine running.
Signal (terminal) -
Threshold Internal malfunction of EPS control unit
Diagnosis delay time 1 seconds or more

POSSIBLE CAUSE 

EPS control unit

FAIL-SAFE 

DTC Fail-safe condition
C1607-01 Constant steering state
C1608-01 Manual steering state