TC2 - Check VPWR to Solenoid
- Key Off.
- Disconnect transmission connector.
- Using a mirror, inspect both ends of the connector for damaged or pushed out pins, corrosion, loose wires, etc. Service as necessary.
- Key On, Engine Off.
- Measure voltage between the VPWR pins at the transmission vehicle harness connector and chassis/battery ground.
- Is voltage greater than 10.5 volts?
YES -- GO to TC3. TC3 - Check Continuity of Solenoid and VPWR Harness Circuit
NO -- SERVICE open in VPWR circuit. RECONNECT all components. COMPLETE PCM reset to clear DTC. Clearing Diagnostic Trouble Codes
Rerun quick test. Diagnostic Subroutines (DSR) - Extracting Codes