HE83 - Check EVR For Short to PWR
- Key Off.
- EVR solenoid disconnected.
- Disconnect PCM. Inspect for damaged or pushed out pins, corrosion, loose wires, etc. Service as necessary.
- Install breakout box, leave PCM disconnected.
- Key On, Engine Off.
- Measure voltage between Test Pin 47 (EVR) and chassis ground.
- Is voltage greater than 1.0 volt?
YES -- SERVICE EVR circuit for short to PWR. RECONNECT all components. Complete PCM reset to clear DTCs. Clearing Diagnostic Trouble Codes
Rerun quick test. Diagnostic Subroutines (DSR) - Extracting Codes
NO -- GO to HE84. HE84 - Check EVR Circuit For Open In Harness