No 3-O/D Upshift
Check O/D switch and O/D OFF indicator switch circuit, O/D cancel signal circuit, No. 1 and No. 2 shift solenoid circuit, VSS circuit, Coolant Temperature Sensor (CTS) circuit, ECM, 3-4 shift valve and U/D brake.
Check O/D switch and O/D OFF indicator switch circuit, O/D cancel signal circuit, No. 1 and No. 2 shift solenoid circuit, VSS circuit, Coolant Temperature Sensor (CTS) circuit, ECM, 3-4 shift valve and U/D brake.