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What is Trouble code 43?

What is Trouble code 43?

Trouble Code 43 indicates that there may be a malfunction in the Electronic Spark Control (ESC) circuit. ESC is used to sense spark knock (pinging) and retard the timing to eliminate it. A loss of knock sensor signal or loss of ground at the ESC module will cause the signal at the ECM to remain high.

What does trouble code 43 on an ESC mean?

Trouble Code 43 indicates that there may be a malfunction in the Electronic Spark Control (ESC) circuit. ESC is used to sense spark knock (pinging) and retard the timing to eliminate it.

What does ESC stand for in GM spark control?

ESC is used to sense spark knock (pinging) and GM Code 43 Electronic Spark Control Fault Trouble Codes› GM OBD Trouble Codes› GM Code 43 CODE 43 – Electronic Spark Control Fault Trouble Code 43 indicates that there may be a malfunction in the Electronic Spark Control (ESC)circuit.

What does code 43 mean on a GM engine?

Trouble Code 43 indicates that there may be a malfunction in the Electronic Spark Control (ESC)circuit. ESC is used to sense spark knock (pinging) and retard the timing to eliminate it. A knock sensor (located at the rear of the engine block) sends signals to an ESC module which then signals the ECM that knocking is being detected.

What does a code 43 mean on a spark control?

Trouble Code 43 indicates that there may be a malfunction in the Electronic Spark Control (ESC) circuit. ESC is used to sense spark knock (pinging) and GM Code 43 Electronic Spark Control Fault Trouble Codes› GM OBD Trouble Codes› GM Code 43 CODE 43 – Electronic Spark Control Fault

Trouble Code 43 indicates that there may be a malfunction in the Electronic Spark Control (ESC) circuit. ESC is used to sense spark knock (pinging) and retard the timing to eliminate it.

Trouble Code 43 indicates that there may be a malfunction in the Electronic Spark Control (ESC)circuit. ESC is used to sense spark knock (pinging) and retard the timing to eliminate it. A knock sensor (located at the rear of the engine block) sends signals to an ESC module which then signals the ECM that knocking is being detected.

ESC is used to sense spark knock (pinging) and GM Code 43 Electronic Spark Control Fault Trouble Codes› GM OBD Trouble Codes› GM Code 43 CODE 43 – Electronic Spark Control Fault Trouble Code 43 indicates that there may be a malfunction in the Electronic Spark Control (ESC)circuit.

Trouble Code 43 indicates that there may be a malfunction in the Electronic Spark Control (ESC) circuit. ESC is used to sense spark knock (pinging) and GM Code 43 Electronic Spark Control Fault Trouble Codes› GM OBD Trouble Codes› GM Code 43 CODE 43 – Electronic Spark Control Fault

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Ruth Doyle