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Home >> Infiniti >> 2019 >> QX50 Essential, FWD >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System (DTC/Circuit Diagnosis) (7 Of 12) >> DTC/Circuit Diagnosis >> DTC P1423, P1424: Cold Start Control >> DTC Description >> DTC Detection Logic
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DTC Detection Logic

DTC

CONSULT screen terms

(Trouble diagnosis content)

DTC detection condition

P1423

00

COLD START CONTROL

(COLD START CONTROL)

Diagnosis condition

--

Signal (terminal)

--

Threshold

ECM does not control fuel injection timing properly when engine is started with the engine cold

Diagnosis delay time

--

P1424

00

COLD START CONTROL

(COLD START CONTROL)

Diagnosis condition

--

Signal (terminal)

--

Threshold

ECM does not control fuel injection quantity properly when engine is started with the engine cold

Diagnosis delay time

--