Diesel Data: Automotive Repair

Blower Motor Relay: Testing and Inspection









AIR CONDITIONING: HEATER RELAY: ON-VEHICLE INSPECTION

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:





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