Nissan Sentra B18 (2020-2025) Service Manual: P0606 Ecm
Dtc Description
DTC Description
DTC DETECTION LOGIC
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DTC |
CONSULT screen terms (Trouble diagnosis content) |
DTC detection condition |
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P0606 |
CONTROL MODULE (Control module processor) |
Diagnosis condition |
— |
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Signal (terminal) |
— |
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Threshold |
Malfunction in ECM processor |
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Diagnosis delay time |
— |
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POSSIBLE CAUSE
ECM
FAIL-SAFE
Engine Control System
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Engine operating condition in fail-safe mode |
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Fail safe mode |
Nissan Sentra Vehicle behavior |
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Device fix mode |
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Idle Start/Stop System
When a DTC is detected, the start/stop indicator lamp blinks slowly and the idle start/stop system operation is prohibited.
When ECM detects error while operating the idle start/stop system, ECM restarts the engine.
Confirmation Procedure
Confirmation Procedure
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PRECONDITIONING
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Turn ignition switch OFF and wait at least 10 seconds.
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Turn ignition switch ON.
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Turn ignition switch OFF and wait at least 10 seconds.
TESTING CONDITION:
Before performing the following procedure, confirm that battery voltage is 11 V or more at idle.
>>GO TO 2.
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PERFORM DTC CONFIRMATION PROCEDURE-1
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Turn ignition switch ON (engine stopped) and wait at least 10 seconds.
CAUTION:
Never start engine during this procedure.
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Turn ignition switch OFF and wait at least 10 seconds.
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Turn ignition switch ON.
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Check 1st trip DTC.
Is 1st trip DTC detected?
YES >>Proceed to DTC Diagnosis Procedure.
NO >>GO TO 3.
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PERFORM DTC CONFIRMATION PROCEDURE-2
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Start the engine.
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Rev up the engine quickly to approximately 3,000 rpm under unloaded condition and completely release the accelerator pedal.
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Let the engine idle and wait at least 10 seconds.
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Turn ignition switch OFF and wait at least 10 seconds.
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Turn ignition switch ON.
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Check 1st trip DTC.
Is 1st trip DTC detected?
YES >>Proceed to DTC Diagnosis Procedure.
NO-1 >>To check malfunction symptom before repair: Refer to Intermittent Incident.
NO-2 >>Confirmation after repair: INSPECTION END
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Dtc Diagnosis Procedure
DTC Diagnosis Procedure
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PERFORM DTC CONFIRMATION PROCEDURE
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Turn ignition switch ON.
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Erase DTC.
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Perform DTC confirmation procedure for 3 times. Refer to Confirmation Procedure.
Is the 1st trip DTC P0606 displayed again?
YES >>Replace ECM. Refer to ECM : Removal & Installation.
NO >>INSPECTION END
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Other materials:
Symptom Diagnosis. Overheating Cause Analysis
Overheating Cause Analysis
Diagnosis Chart by Symptom
Diagnosis Chart by Symptom
Symptom
Inspection item
Cooling system
...
Cushion Heater Lh
Component Function Check
Component Function
Check
CHECK FUNCTION
Check that cushion heater LH warms to the preset
temperature when operating the heated seat switch LH to HIGH and LOW.
Is the inspection result normal?
...
Power Supply and Ground Circuit (ecm)
Diagnosis Procedure
Diagnosis Procedure
CHECK THE BATTERY CABLE
Turn ignition switch OFF.
Check the battery cable for tightening
enough.
Note:
Check the continuity between the
battery ...