Checking Auxiliary Air Regulator Checking Cold Start Valve

1. Connect ohmmeter to both connection of auxiliary 1, Check power supply of cold start valve. Pull air regulator and measure resistance. off plug for this purpose and connect a test lamp on both contacts of disconnected plug.

Specification: 40 to 7 5 ohms.

Start engine. Test lamp should come on at coolant temperature below + 30° C/86° F and not come on above + 40° C/104° F.

2. Check power supply.

Bridge fuel pump relay socket terminals 30 and 87. Disconnected plug should have battery voltage.

2, Check resistance of cold start valve. Resistance: approx. 4 ohms.

Checking Auxiliary Air Regulator Checking Cold Start Valve

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