Diesel Data: Automotive Repair

Blower Motor Relay: Testing and Inspection





AIR CONDITIONING: HEATER RELAY: ON-VEHICLE INSPECTION

1. INSPECT HEATER RELAY (Marking: HTR)

(a) Remove the heater relay from the instrument panel junction block.





(b) Measure the resistance according to the value(s) in the table below.

Standard resistance:





(c) If the resistance is not as specified, replace the heater relay.