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Isuzu Truck
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1999
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VehiCROSS 4WD V6-3.5L
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Repair and Diagnosis
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Relays and Modules
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Relays and Modules - HVAC
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System Relay
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Testing and Inspection
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Heater Relay
Heater Relay
1.
Disconnect heater relay (X-6).
When removing the connector for relay, unfasten the tongue lock of the connector by using a screwdriver, then pull the relay (1) out.
2.
Check for continuity between the terminals of heater relay.