RX 400h AWD V6-3.3L (3MZ-FE) Hybrid (2007)
Heater Control Valve Relay: Testing and Inspection
ON-VEHICLE INSPECTION
1. INSPECT HEATER RELAY
a. Remove the heater relay from the instrument panel J/B.
b. Measure the resistance according to the value(s) in the table.
If the resistance is not as specified, replace the heater relay.
NOTE: While using the battery during inspection, do not bring the positive and negative tester probes too close to each other as a short circuit
may occur.