Troubleshooting Hints

PROCEDURE
1. Check GAUGE Fuse with a fuse tester.
2. Check A/C Fuse with a fuse tester.
3. Check that the Heater Relay is securely mounted in Junction Block 2.
4. Check that the A.C MG Relay is securely mounted in the A/C Fuse and Relay Box.
5. Check that the Blower Motor operates.
6. Check that G204 is clean and tight.
7. Check that the A/C System is properly charged with refrigerant.
8. If the A/C Fuse continually opens, check for a short to voltage in the BLU/RED wire between Junction Block 2 and the A/C Triple Switch or the A/C MG Relay or in the BLU/BLK wire between JUNCTION BLOCK 2 and the A/C Switch or in the YEL or YEL/WHT wire between the A/C Switch and the A/C Amplifier.
9. Before component replacement, check for poor connections at related component and in-line harness connector terminal connections.