2013 Infiniti G37 BaseFACTORY OEM SERVICE PROCEDURE

Cruise Control System DTCS

CRUISE CONTROL SYSTEM (ICC) DIAGNOSTIC TROUBLE CODE (DTC) LIST

DTC Description
DTC C1A00 CONTROL UNIT
DTC C1A01 POWER SUPPLY CIRCUIT 1, C1A02 POWER SUPPLY CIRCUIT 2
DTC C1A03 VEHICLE SPEED SENSOR
DTC C1A04 ABS/TCS/VDC SYSTEM
DTC C1A05 BRAKE SW/STOP LAMP SW
DTC C1A06 OPERATION SW
DTC C1A12 LASER BEAM OFF CENTER
DTC C1A13 STOP LAMP RELAY
DTC C1A14 ECM
DTC C1A15 GEAR POSITION
DTC C1A16 RADAR STAIN
DTC C1A18 LASER AIMING INCMP
DTC C1A21 UNIT HIGH TEMP
DTC C1A24 NP RANGE
DTC C1A26 ECD MODE MALFUNCTION
DTC C1A27 ECD POWER SUPPLY CIRCUIT
DTC C1A33 CAN TRANSMISSION ERROR
DTC C1A34 COMMAND ERROR
DTC U0121 VDC CAN 2
DTC U0401 ECM CAN 1
DTC U0402 TCM CAN 1
DTC U0415 VDC CAN 1
DTC U1000 CAN COMM CIRCUIT
DTC U1010 CONTROL UNIT (CAN)
Factory Service Tools

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • β€’ You smell fuel, burning insulation, or see smoke.
  • β€’ Brakes feel soft, pull hard to one side, or make grinding noises.
  • β€’ The engine overheats, stalls repeatedly, or misfires under load.
  • β€’ You are missing required tools, torque specs, or safe lifting equipment.
  • β€’ You are not confident in the next step or safety outcome.

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