Inspection steps
WARNING: This page is about a different variant/trim than selected.
CAUTION:
Before performing troubleshooting, check the fuse for this circuit.
- Check of battery unit
- Check the battery unit.
NG: Replacement of battery
OK: Go to Next Step
- Check the battery unit.
- Check of transmission control computer ASSY (IG power supply voltage)
- Disconnect the connector A18 of the transmission control computer ASSY.
- Measure the voltage between the terminals. (Refer to ECM TERMINAL ARRANGEMENT
for terminal arrangement of transmission control computer ASSY)VOLTAGE
Inspection terminals Inspection conditions Standard value A18-34 (IG1) - chassis ground IG ON 11 to 14 V A18-35 (IG2) - chassis ground IG ON 11 to 14 V - Measure the resistance between the terminals. (Refer to ECM TERMINAL ARRANGEMENT
for terminal arrangement of transmission control computer ASSY)RESISTANCE
Inspection terminals Inspection conditions Standard value A18-3 (E02) - chassis ground Always Less than 1 Ω A18-33 (E01) - chassis ground Always Less than 1 Ω - Connect the connector A18 of the transmission control computer ASSY.
NG: Repair or replacement of wiring harness or connector (power supply system)
OK: Go to Next Step
- Replacement of transmission control computer ASSY
- Replace the transmission control computer ASSY. (Refer to
TRANSMISSION CONTROL COMPUTER ASSY
)
Next: AT unit correction (refer to WORK SUPPORT )
- Replace the transmission control computer ASSY. (Refer to
TRANSMISSION CONTROL COMPUTER ASSY
)