WHAT CAUSES LOW VOLTAGE IN THE ELECTRONIC TIMING CIRCUIT

1990 Chevrolet Truck

Tiny

pblack1948

December, 3, 2011 AT 8:45 PM

Code reader gave me a number 43 truck will start and run for a few seconds then shut off.

1 Answer

Tiny

hmac300

December, 3, 2011 AT 9:11 PM

Try to see fi the vacuum hose going to map sensor is soft and suckingtogether. If it is replace it. Then check yoru esc moduele and connections. If any wires have been moved like to knock sensor make sure they aren't touching another wire andpicking up that signal or sending one.

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