( TL19E00G10500016701FAAT00 )

Climate Control Power and Ground Circuit Troubleshooting

1. Check for continuity between climate control unit connector B (12P) No. 3 terminal and body ground.

Is there continuity?

YES | - | Check for loose wires or poor connections at climate control unit connector B (12P). If the connections are good, substitute a known-good climate control unit , and recheck.■
NO | - | Check for an open in the wire between the climate control unit and body ground. If the wire is OK, check for poor ground at G401, with navigation, without navigation. ■