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Home >> Infiniti >> 2020 >> QX50 Essential, 4WD >> Repair and Diagnosis >> Electrical >> Body Electrical >> Power Control System (IPDM E/R) >> System Description >> System >> Fail-Safe >> Fail-Safe Control By DTC

Fail-Safe Control By DTC

Ipdm E/R Performs Fail-Safe Control When Any DTC Are Detected.

DTC

Consult Display Description

Fail-Safe

U1000

Can Comm Circuit

Refer To "Can Communication Control"

B120E

Ipdm E/R

[System Internal Failures]

Refer To "Ignition Relay Control"

B121A

Fr Fog Lamp Lh Pwr Sply Circ

[Circ Short To Grnd]

Shuts Off The Power Supply To The Front Fog Lamp Lh Power Supply Circuit Until The Front Fog Lamp On Conditions Are No Longer Satisfied.

B1231

Dtrl Rh Pwr Sply Circ

[Circ Short To Grnd]

Shuts Off The Power Supply To The Daytime Running Light Rh Power Supply Circuit Until The Daytime Running Light On Conditions Are No Longer Satisfied.

B1256

Fr Fog Lamp Rh Pwr Sply Circ

[Circ Short To Grnd]

Shuts Off The Power Supply To The Front Fog Lamp Rh Power Supply Circuit Until The Front Fog Lamp On Conditions Are No Longer Satisfied.

B20Cb

Dtrl Lh Pwr Sply Circ

[Circ Short To Grnd]

Shuts Off The Power Supply To The Daytime Running Light Lh Power Supply Circuit Until The Daytime Running Light On Conditions Are No Longer Satisfied.

B20Ce

Hl (Hi) Lh Pwr Sply Circ

[Circ Short To Grnd]

Shuts Off The Power Supply To The Headlamp (Hi) Lh Power Supply Circuit Until The Headlamp (Hi) On Conditions Are No Longer Satisfied.

B20Cf

Hl (Hi) Rh Pwr Sply Circ

[Circ Short To Grnd]

Shuts Off The Power Supply To The Headlamp (Hi) Rh Power Supply Circuit Until The Headlamp (Hi) On Conditions Are No Longer Satisfied.

B20D0

Hl (Lo) Lh Pwr Sply Circ

[Circ Short To Grnd]

Shuts Off The Power Supply To The Headlamp (Lo) Lh Power Supply Circuit Until The Headlamp (Lo) On Conditions Are No Longer Satisfied.

B20D1

Hl (Lo) Rh Pwr Sply Circ

[Circ Short To Grnd]

Shuts Off The Power Supply To The Headlamp (Lo) Rh Power Supply Circuit Until The Headlamp (Lo) On Conditions Are No Longer Satisfied.

B20D2

Parking Lamp Pwr Sply Circ

[Circ Short To Grnd]

Shuts Off The Power Supply To The Following Power Supply Circuit Until The Parking Lamp, License Plate Lamp, Side Marker Lamp And Tail Lamp On Conditions Are No Longer Satisfied.

  • Parking Lamp Lh
  • Parking Lamp Rh
  • Front Side Marker Lamp Lh
  • Front Side Marker Lamp Rh

B20D4

Tail Lamp Lh Pwr Sply Circ

[Circ Short To Grnd]

Shuts Off The Power Supply To The Following Power Supply Circuits Until The Parking Lamp, License Plate Lamp, Side Marker Lamp And Tail Lamp On Conditions Are No Longer Satisfied.

  • Tail Lamp Rh (Body Side)
  • Tail Lamp Rh (Back Door Side)
  • Front Side Marker Lamp Rh
  • License Plate Lamp Lh
  • License Plate Lamp Rh

B20D5

Tail Lamp Rh Pwr Sply Circ

[Circ Short To Grnd]

Shuts Off The Power Supply To The Following Power Supply Circuits Until The Parking Lamp, License Plate Lamp, Side Marker Lamp And Tail Lamp On Conditions Are No Longer Satisfied.

  • Tail Lamp Lh (Body Side)
  • Tail Lamp Lh (Back Door Side)
  • Front Side Marker Lamp Lh

B20Dd

Ign Relay On Circ

[Circ Short To Battery]

Refer To "Ignition Relay Control"

B20De

Ign Relay Off Circ

[Circ Short To Ground Or Open]

Refer To "Ignition Relay Control"

B20Df

Starter Relay Off Circ

[Circ Short To Ground Or Open]

Refer To "Starter Motor Protection Function"

B20E2

Led Headlamp Rh

[Cmpnent Internal Mlfnctn]

Transmits The Headlamp Warning Signal (Can Communication) To The Combination Meter When The Headlamp (Lo) On Conditions Are Satisfied. (When The Ignition Switch Turns On, The Headlamp Warning Is Displayed On The Information Display Of The Combination Meter.)

B20E3

Led Headlamp Lh

[Cmpnent Internal Mlfnctn]

Transmits The Headlamp Warning Signal (Can Communication) To The Combination Meter When The Headlamp (Lo) On Conditions Are Satisfied. (When The Ignition Switch Turns On, The Headlamp Warning Is Displayed On The Information Display Of The Combination Meter.)