When You Turn the Ignition Switch to ON (II), the A/T Temp Indicator Comes on and Stays on or Never Comes on At All

When you turn the ignition switch to ON (II), the A/T TEMP indicator comes on and stays on or never comes on at all

Diagnostic Procedure:

1. Gauge control module defective

2. PCM defective

3. F-CAN circuit defective

Also check for:

- Check the indicator drive circuit in the gauge control module by using the gauge control module self-diagnostic function. Initial Inspection and Diagnostic Overview
- Check for a short or an open in F-CAN wires between PCM and gauge control module.