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[C-137 A/T-ECU connector (vehicle side, connected)]
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Measure the voltage between the A/T-ECU connector terminals and body earth.
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- Ignition switch: ON
- Between C-137 terminal No. 36 and body earth
Sport mode selected: 1 V or less Other than above: system voltage
- Between C-137 terminal No. 35 and body earth
Shift switch (up) operated: 1V or less Other than above: system voltage
- Between C-137 terminal No. 46 and body earth
Shift switch (down) operated: 1 V or less Other than above: system voltage
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Q.
Is the check result normal?
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Q.
Is the check result normal?
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Repair or replace the failure section.
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Check for continuity between the C-137 A/T-ECU connector and the C-26 select switch.
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- Between C-137 terminal No. 36 and C-26 terminal No. 8: Continuity exists.
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When the continuity check result is OK, check that the wiring harness is not shorted to the body and other wiring harness.
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Q.
Is the check result normal?
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Repair or replace the failure section.
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Check for continuity between the C-26 shift switch assembly (earth) and body earth.
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- Between C-26 terminal No. 7 and body earth: Continuity exists.
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Q.
Is the check result normal?
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Repair or replace the failure section.
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Check for continuity between the C-137 A/T-ECU connector and the shift switch (up).
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- Between C-137 terminal No. 35 and C-26 terminal No. 10: Continuity exists.
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When the continuity check result is OK, check that the wiring harness is not shorted to the body and other wiring harness.
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Q.
Is the check result normal?
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Repair or replace the failure section.
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Check for continuity between the C-137 A/T-ECU connector and the shift switch (down).
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- Between C-137 terminal No. 46 and C-26 terminal No. 9: Continuity exists.
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When the continuity check result is OK, check that the wiring harness is not shorted to the body and other wiring harness.
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Q.
Is the check result normal?
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Repair or replace the failure section.
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Q.
Is the check result normal?
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Repair or replace the failure section.
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Q.
Is the check result normal?
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Repair or replace the failure section.
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Check that the normal code is displayed.
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Q.
Is the check result normal?
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The procedure is complete.
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