LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Infiniti >> 2010 >> G37 Base, 2D Convertible >> Repair and Diagnosis >> External Pages >> Different car >> Section 62 (Door & Lock System (With Intelligent Key System)) >> Ecu Diagnosis >> Intelligent Key Unit >> DTC Index
April 5, 2026: LEMON Manuals is launched! Read the announcement.

DTC Index

WARNING: This page is about a different car, the 2010 Nissan Armada. However, it is still accessible from the selected car via links, so may be relevant.
NOTE: Details of time display
  • CRNT: Displays when there is a malfunction now or after returning to the normal condition until turning ignition switch OFF → ON again.
  • 1 - 39: Displayed if any previous malfunction is present when current condition is normal. It increases 1 → 2 → 3...38 → 39 after returning to the normal condition whenever ignition switch OFF → ON. The counter remains at 39 even if the number of cycles exceeds it. It is counted from 1 again when turning ignition switch OFF → ON after returning to the normal condition if the malfunction is detected again.
DTC INDEX

CONSULT display Fail-safe Freeze Frame Data
  • Vehicle Speed
  • Odo/Trip Meter
  • Vehicle Condition
Intelligent Key warning lamp ON Reference
No DTC is detected.
Further testing may be required.
- - - -
U1000: CAN COMM - - - U1000 CAN COMM CIRCUIT 
U1010: CONTROL UNIT(CAN) - - - U1010 CONTROL UNIT (CAN) 
B2013: ID DISCORD BCM-S/L x x - B2013 STRG COMM 1
B2190: NATS ANTENNA AMP x - - B2190 NATS ANTENNA AMP
B2191: DIFFERENCE OF KEY x - - B2191 DIFFERENCE OF KEY
B2192: ID DISCORD BCM-ECM x - - B2192 ID DISCORD, IMMU-ECM
B2193: CHAIN OF BCM-ECM x - - B2193 CHAIN OF ECM-IMMU
B2194: ID DISCORD IMMU-I-KEY x - - B2194 ID DISCORD IMMU-I-KEY
B2552: INTELLIGENT KEY - x x B2552 INTELLIGENT KEY
B2590: IID DISCORD BCM-I-KEY - x x B2590 ID DISCORD BCM-I-KEY
P1610: LOCK MODE - x x P1610 LOCK MODE
P1611: ID DISCORD, IMMU-ECM - x x P1611 ID DISCORD, IMMU-ECM
P1612: CHAIN OF ECM-IMMU - - x P1612 CHAIN OF ECM-IMMU
P1614: CHAIN OF IMMU-KEY x x x P1614 CHAIN OF IMMU-KEY
P1615: DIFFERENCE OF KEY - x x P1615 DIFFRENCE OF KEY