3.
Has a problem been found?
 | ▶ Repair as necessary and then go to "Verification of Vehicle Repair" procedure. |
 | ▶ Go to "Power Circuit Inspection" procedure. |
Many malfunctions in the electrical system are caused by poor harness and terminals.
Faults can also be caused by interference from other electrical systems, and mechanical or chemical damage.
Thoroughly check all connectors (and connections) for looseness, bending, corrosion, contamination, deterioration, and/or damage.
Has a problem been found?
| ▶ Repair as necessary and then go to "Verification of Vehicle Repair" procedure. |
| ▶ Go to "Power Circuit Inspection" procedure. |
Ignition "OFF"
Refer to "Shop Manual" and disconnect TCM connector.
Ignition "ON"
Measure voltage between Pin No. 65, 66, 17 (Power) terminal of TCM harness connector and chassis ground.
Specification : Approx. B+
Is measured value within specification?
| ▶ Substitute with a known-good "TCM" and check for proper operation. If the problem is corrected, replace "TCM" as necessary and then go to "Verification of Vehicle Repair" procedure |
| ▶ Check the related "FUSE". Check for open/short in harness. Repair as necessary and Go to "Verification Vehicle Repair" procedure. |
