2009 NISSAN LATIO service

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COMPONENT DIAGNOSIS
ECM BRANCH LINE CIRCUIT
Diagnosis Procedure INFOID:0000000004555679YES >> GO TO 2.
NO >> Repair the terminal and connector. YES >> GO TO 3.
NO >> Repair the ECM branch line. How to Check
Vehicle Type " .
• MR TYPE 1: EC-628, " Diagnosis Procedure "
• MR TYPE 2:
EC-1140, " Diagnosis Procedure "
• HR16DE:
EC-121, " Diagnosis Procedure "
Is the inspection result normal?
YES (Present error)>>Replace the ECM. Refer to the following.
• MR TYPE 1: EC-571, " Procedure After Replacing ECM "
• MR TYPE 2:
EC-1083, " Procedure After Replacing ECM "
• HR16DE:
EC-29, " ADDITIONAL SERVICE WHEN REPLACING CONTROL UNIT : Special
Repair Requirement "
YES (Past error)>>Error was det
ected in the ECM branch line.
NO >> Repair the power supply and the ground circuit. ECM harness connector
Resistance (Ω)
Connector No. Terminal No.
E16 84 83 Approx. 108 – 132

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ECM BRANCH LINE CIRCUIT
Diagnosis Procedure INFOID:0000000004491782YES >> GO TO 2.
NO >> Repair the terminal and connector. YES >> GO TO 3.
NO >> Repair the ECM branch line. How to Check
Vehicle Type " .
• MR TYPE 1: EC-628, " Diagnosis Procedure "
• MR TYPE 2:
EC-1140, " Diagnosis Procedure "
• HR16DE:
EC-121, " Diagnosis Procedure "
Is the inspection result normal?
YES (Present error)>>Replace the ECM. Refer to the following.
• MR TYPE 1: EC-571, " Procedure After Replacing ECM "
• MR TYPE 2:
EC-1083, " Procedure After Replacing ECM "
• HR16DE:
EC-29, " ADDITIONAL SERVICE WHEN REPLACING CONTROL UNIT : Special
Repair Requirement "
YES (Past error)>>Error was det
ected in the ECM branch line.
NO >> Repair the power supply and the ground circuit. ECM harness connector
Resistance (Ω)
Connector No. Terminal No.
E16 84 83 Approx. 108 – 132

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O P
ECM BRANCH LINE CIRCUIT
Diagnosis Procedure INFOID:0000000004555697YES >> GO TO 2.
NO >> Repair the terminal and connector. YES >> GO TO 3.
NO >> Repair the ECM branch line. How to Check
Vehicle Type " .
• MR TYPE 1: EC-628, " Diagnosis Procedure "
• MR TYPE 2:
EC-1140, " Diagnosis Procedure "
• HR16DE:
EC-121, " Diagnosis Procedure "
Is the inspection result normal?
YES (Present error)>>Replace the ECM. Refer to the following.
• MR TYPE 1: EC-571, " Procedure After Replacing ECM "
• MR TYPE 2:
EC-1083, " Procedure After Replacing ECM "
• HR16DE:
EC-29, " ADDITIONAL SERVICE WHEN REPLACING CONTROL UNIT : Special
Repair Requirement "
YES (Past error)>>Error was det
ected in the ECM branch line.
NO >> Repair the power supply and the ground circuit. ECM harness connector
Resistance (Ω)
Connector No. Terminal No.
E16 84 83 Approx. 108 – 132

YES >> GO TO 2.
NO >> Repair the terminal and connector. YES >> GO TO 3.
NO >> Repair the ECM branch line. How to Check
Vehicle Type " .
• MR TYPE 1: EC-628, " Diagnosis Procedure "
• MR TYPE 2:
EC-1140, " Diagnosis Procedure "
• HR16DE:
EC-121, " Diagnosis Procedure "
Is the inspection result normal?
YES (Present error)>>Replace the ECM. Refer to the following.
• MR TYPE 1: EC-571, " Procedure After Replacing ECM "
• MR TYPE 2:
EC-1083, " Procedure After Replacing ECM "
• HR16DE:
EC-29, " ADDITIONAL SERVICE WHEN REPLACING CONTROL UNIT : Special
Repair Requirement "
YES (Past error)>>Error was detected in the ECM branch line.
NO >> Repair the power supply and the ground circuit. ECM harness connector
Resistance (Ω)
Connector No. Terminal No.
E16 84 83 Approx. 108 – 132

YES >> GO TO 2.
NO >> Repair the terminal and connector. YES >> GO TO 3.
NO >> Repair the ECM branch line. How to Check
Vehicle Type " .
• MR TYPE 1: EC-628, " Diagnosis Procedure "
• MR TYPE 2:
EC-1140, " Diagnosis Procedure "
• HR16DE:
EC-121, " Diagnosis Procedure "
Is the inspection result normal?
YES (Present error)>>Replace the ECM. Refer to the following.
• MR TYPE 1: EC-571, " Procedure After Replacing ECM "
• MR TYPE 2:
EC-1083, " Procedure After Replacing ECM "
• HR16DE:
EC-29, " ADDITIONAL SERVICE WHEN REPLACING CONTROL UNIT : Special
Repair Requirement "
YES (Past error)>>Error was detected in the ECM branch line.
NO >> Repair the power supply and the ground circuit. ECM harness connector
Resistance (Ω)
Connector No. Terminal No.
E16 84 83 Approx. 108 – 132

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O P
ECM BRANCH LINE CIRCUIT
Diagnosis Procedure INFOID:0000000004491692YES >> GO TO 2.
NO >> Repair the terminal and connector. YES >> GO TO 3.
NO >> Repair the ECM branch line. How to Check
Vehicle Type " .
• MR TYPE 1: EC-628, " Diagnosis Procedure "
• MR TYPE 2:
EC-1140, " Diagnosis Procedure "
• HR16DE:
EC-121, " Diagnosis Procedure "
Is the inspection result normal?
YES (Present error)>>Replace the ECM. Refer to the following.
• MR TYPE 1: EC-571, " Procedure After Replacing ECM "
• MR TYPE 2:
EC-1083, " Procedure After Replacing ECM "
• HR16DE:
EC-29, " ADDITIONAL SERVICE WHEN REPLACING CONTROL UNIT : Special
Repair Requirement "
YES (Past error)>>Error was det
ected in the ECM branch line.
NO >> Repair the power supply and the ground circuit. ECM harness connector
Resistance (Ω)
Connector No. Terminal No.
E16 84 83 Approx. 108 – 132

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O P
ECM BRANCH LINE CIRCUIT
Diagnosis Procedure INFOID:0000000004491674YES >> GO TO 2.
NO >> Repair the terminal and connector. YES >> GO TO 3.
NO >> Repair the ECM branch line. How to Check
Vehicle Type " .
• MR TYPE 1: EC-628, " Diagnosis Procedure "
• MR TYPE 2:
EC-1140, " Diagnosis Procedure "
• HR16DE:
EC-121, " Diagnosis Procedure "
Is the inspection result normal?
YES (Present error)>>Replace the ECM. Refer to the following.
• MR TYPE 1: EC-571, " Procedure After Replacing ECM "
• MR TYPE 2:
EC-1083, " Procedure After Replacing ECM "
• HR16DE:
EC-29, " ADDITIONAL SERVICE WHEN REPLACING CONTROL UNIT : Special
Repair Requirement "
YES (Past error)>>Error was det
ected in the ECM branch line.
NO >> Repair the power supply and the ground circuit. ECM harness connector
Resistance (Ω)
Connector No. Terminal No.
E16 84 83 Approx. 108 – 132

YES >> GO TO 2.
NO >> Repair the terminal and connector. YES >> GO TO 3.
NO >> Repair the ECM branch line. How to Check
Vehicle Type " .
• MR TYPE 1: EC-628, " Diagnosis Procedure "
• MR TYPE 2:
EC-1140, " Diagnosis Procedure "
• HR16DE:
EC-121, " Diagnosis Procedure "
Is the inspection result normal?
YES (Present error)>>Replace the ECM. Refer to the following.
• MR TYPE 1: EC-571, " Procedure After Replacing ECM "
• MR TYPE 2:
EC-1083, " Procedure After Replacing ECM "
• HR16DE:
EC-29, " ADDITIONAL SERVICE WHEN REPLACING CONTROL UNIT : Special
Repair Requirement "
YES (Past error)>>Error was detected in the ECM branch line.
NO >> Repair the power supply and the ground circuit. ECM harness connector
Resistance (Ω)
Connector No. Terminal No.
E16 84 83 Approx. 108 – 132