Nissan Sentra B18 (2020-2025) Service Manual: Symptom Diagnosis. The Eco Mode Indicator Lamp Does Not Turn on
The Eco Mode Indicator Lamp Does Not Turn on
Diagnosis Procedure
Diagnosis Procedure
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CHECK ECO MODE OPERATION
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Ignition switch ON.
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Check ECO mode indicator turns ON/OFF on combination meter when turn ECO mode switch ON/OFF.
Is the inspection result normal?
YES >>Inspection End.
NO >>GO TO 2.
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CHECK DTC IN BCM
CONSULTSelect “Self Diagnostic Results” mode of “BCM”.
Are any DTC detected?
YES >>Check DTC detected item. Refer to DTC Index.
NO >>GO TO 3.
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CHECK DTC IN TCM
CONSULTSelect “Self Diagnostic Results” mode of “TRANSMISSION”.
Are any DTC detected?
YES >>Check DTC detected item. Refer to DTC Index.
NO >>GO TO 4.
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CEHCK DTC IN ECM
CONSULTSelect “Self Diagnostic Results” mode of “ENGINE”.
Are any DTC detected?
YES >>Check DTC detected item. Refer to DTC Index.
NO >>GO TO 5.
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CHECK DTC IN COMBINATION METER
CONSULTSelect “Self Diagnostic Results” mode of “METER/M&A”.
Is any DTC detected?
YES >>Check DTC detected item. Refer to DTC Index Combination meter (Type A) or DTC Index Combination meter (Type B).
NO >>GO TO 6.
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CHECK COMBINATION METER
CONSULT-
Select “Data Monitor” mode of “METER/M&A”.
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Check that “ECO MODE IND” turns ON/OFF when ECO mode switch is operated. Values on the Diagnosis Tool Combination meter (Type A) or Values on the Diagnosis Tool Combination meter (Type B).
Is the inspection result normal?
YES >>Replace combination meter. Refer to Removal and Installation Combination meter (Type A) or Removal and Installation Combination meter (Type B).
NO >>GO TO 7.
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CHECK ECO MODE SWITCH SYSTEM
Check ECO mode switch system. Refer to Component Inspection .
Is the inspection result normal?
YES >>Inspection End.
NO >>Repair or replace malfunctioning component. Refer to Removal and Installation.
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Sonar System. Basic Inspection
Diagnosis and Repair Work Flow. Work Flow
Work Flow
Work Flow
OVERALL SEQUENCE
Reference 1: Refer to CONSULT Function.
Reference 2: Refer to DTC Index.
Reference 3: Refer to Symptom Table.
DETAILED FLOW
INTERVIEW AND SYMPTO ...