Diesel Data: Automotive Repair

Troubleshooting Hints

^ If the Blower Motor does not operate in any speed, check the A/C HEATER FUSE, the Blower motor and all connections at the Blower Motor.

^ If the Blower Motor only operates in high speed, check the blower resistors.

^ If the Blower Motor does not operate in High Speed check the High Blower Relay and the (2) RED wire at the High Blower Relay.

- Go to A/C system check for a guide to normal operation. Testing and Inspection

- Go to System Check Table for a guide to normal Blower Operations. System Check Table