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Home >> Infiniti >> 2024 >> QX80 Premium Select, AWD >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System (DTCS) (3 Of 4) >> Engine (ECM) >> DTC P155D: Generator >> DTC Description
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DTC Description

DTC DETECTION LOGIC 

DTC CONSULT screen terms
(Trouble diagnosis content)
DTC detection condition
P155D GENERATOR
(Alternator)
Diagnosis condition -
Signal (terminal) -
Threshold
  • ECM receives mechanical malfunction signal sent from alternator.
  • ECM receives electrical malfunction signal sent from alternator.
Diagnosis delay time -

POSSIBLE CAUSE 

Alternator

FAIL-SAFE 

Not applicable