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Home >> Infiniti >> 2018 >> QX30 Essential, FWD >> Repair and Diagnosis >> Accessories & Equipment >> Exterior Lights >> Exterior Lighting System - Led Headlamp (DTC/Circuit Diagnosis) >> DTC/Circuit Diagnosis >> DTC B1646: Rear Turn Signal Lamp RH Circuit >> DTC Description >> DTC Detection Logic

DTC Detection Logic

DTC

CONSULT screen terms

DTC detection condition

(Trouble diagnosis content)

[Malfunction type]

B1646

11

Turn signal lamp rr output signal

(Turn signal lamp rear right output signal)

[CIRC SHORT TO GRND]

Diagnosis condition

Combination switch TURN RH

Signal (terminal)

Rear turn signal lamp RH signal

Threshold

Harness to the rear turn signal lamp RH is shorted to ground

Diagnosis delay time

1 sec.

15

[CIRC SHORT TO BATTERY OR OPEN]

Diagnosis condition

Combination switch TURN RH

Signal (terminal)

Rear turn signal lamp RH signal

Threshold

Harness to the rear turn signal lamp RH is shorted to battery or open

Diagnosis delay time

1 sec.