isuzu Workshop Repair Guides

Isuzu Workshop Service and Repair Manuals

Relays and Modules - Lighting and Horns > < System Relay, HVAC|Locations
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System Relay: Testing and Inspection

Heater Relay

1. Disconnect the heater relay (X-1).

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When removing the connector for relay, unfasten the tank lock of the connector by using a screwdriver, then pull the relay (1) out.

2. Check for continuity between the heater relay (X-1) terminals.

Relays and Modules - Lighting and Horns > < System Relay, HVAC|Locations