Inspection Procedure
- INSPECT FUSE (P CON MAIN)
- Remove the P CON MAIN fuse from the engine room R/B and J/B.
- Check for continuity of the P CON MAIN fuse.
Standard: Continuity
- NG: INSPECT FOR SHORT IN ALL COMPONENTS CONNECTED TO FUSE AND REPAIR OR REPLACE THEM IF NEEDED, AND REPLACE FUSE
- OK: GO TO NEXT STEP
- READ VALUE ON HAND-HELD TESTER
- Connect the hand-held tester to the DLC3.
- Turn the power switch on (IG).
- Turn the hand-held tester on.
- Select the item below in the DATA LIST, and read its value displayed on the hand-held tester.
DATA LISTItem Measurement Item/Range (Display) Normal Condition BATT VOL VAL BATT voltage value/min: 0 V, max: 20 V Actual power supply voltage 9 to 14 V Standard: Voltage: 9 to 14 V
- OK: REPLACE TRANSMISSION CONTROL ECU ASSY
- NG: GO TO NEXT STEP
- CHECK HARNESS AND CONNECTOR (TRANSMISSION CONTROL ECU ASSY - P CON MAIN FUSE)
- Disconnect the T4 connector from the transmission control ECU assy.
- Measure the resistance according to the value (s) in the table below.
Standard:
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
TRANSMISSION CONTROL ECU ASSY - P CON MAIN FUSE SPECIFIED CONDITIONSTester connection (Symbols) Condition Specified Condition T4-13 (BATT)-2 (P CON MAIN Fuse) Always Below 1 Ω T4-13 (BATT)-Body ground Always 10kΩ or higher - NG: REPAIR OR REPLACE HARNESS OR CONNECTOR
- OK: GO TO NEXT STEP
REPAIR OR REPLACE HARNESS OR CONNECTOR (P CON MAIN FUSE - BATTERY)