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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 B1642: Rear Turn Signal Lamp LH Circuit >> DTC Description >> DTC Detection Logic

DTC Detection Logic

DTC

CONSULT screen terms

DTC detection condition

(Trouble diagnosis content)

[Malfunction type]

B1642

11

Turn signal lamp rl output signal

(Turn signal lamp rear left output signal)

[CIRC SHORT TO GRND]

Diagnosis condition

Combination switch TURN LH

Signal (terminal)

Rear turn signal lamp LH signal

Threshold

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

Diagnosis delay time

1 sec.

15

[CIRC SHORT TO BATTERY OR OPEN]

Diagnosis condition

Combination switch TURN LH

Signal (terminal)

Rear turn signal lamp LH signal

Threshold

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

Diagnosis delay time

1 sec.