Possible causes – Faulty Transmission Speed Sensor– Transmission Speed Sensor harness is open or shorted– Transmission Speed Sensor circuit poor electrical connection When is the code detected? Diagnostic Trouble Code (DTC) P0715 is detected when TCM or ECM does not

Possible causes – Faulty Transmission Speed Sensor– Transmission Speed Sensor harness is open or shorted– Transmission Speed Sensor circuit poor electrical connection When is the code detected? Diagnostic Trouble Code (DTC) P0716 is detected when TCM or ECM does not

Possible causes – Faulty Transmission Speed Sensor– Transmission Speed Sensor harness is open or shorted– Transmission Speed Sensor circuit poor electrical connection When is the code detected? Diagnostic Trouble Code (DTC) P0717 is detected when TCM or ECM receives no

Possible causes – Faulty Up and Down Shift Switch– Up and Down Shift Switch harness is open or shorted– Up and Down Shift Switch circuit poor electrical connection Symptoms – Engine Light ON (or Service Engine Soon Warning Light)

Possible causes – Faulty Variable Intake Valve– Variable Intake Valve harness is open or shorted– Variable Intake Valve circuit poor electrical connection When is the code detected? The Engine Control Module (ECM) has detected a higher signal from the Variable

Possible causes – Faulty Variable Intake Valve– Variable Intake Valve harness is open or shorted– Variable Intake Valve circuit poor electrical connection When is the code detected? The Engine Control Module (ECM) has detected a low signal from the Variable

Possible causes – Faulty Vehicle Speed Sensor– Vehicle speed sensor harness or connectors is open or shorted– Vehicle speed sensor circuit poor electrical connection– Faulty Engine Control Module (ECM) When is the code detected? The almost 0 km/h (0 MPH)

Possible causes – Faulty Vehicle Speed Sensor– Vehicle speed sensor harness or connectors is open or shorted– Vehicle speed sensor circuit poor electrical connection– Faulty Engine Control Module (ECM) When is the code detected? The signal sent by the vehicle

Possible causes – Front Heated Oxygen Sensor Bank 1 harness is open or shorted– Front Heated Oxygen Sensor Bank 1 circuit poor electrical connection– Faulty Front Heated Oxygen Sensor Bank 1– Inappropriate fuel pressure– Faulty fuel injectors– Intake air leaks

Possible causes – Front Heated Oxygen Sensor Bank 1 harness is open or shorted– Front Heated Oxygen Sensor Bank 1 circuit poor electrical connection– Faulty Front Heated Oxygen Sensor Bank 1– Inappropriate fuel pressure– Faulty fuel injectors– Intake air leaks

Possible causes – Front Heated Oxygen Sensor Bank 1 harness is open or shorted– Front Heated Oxygen Sensor Bank 1 circuit poor electrical connection– Faulty Front Heated Oxygen Sensor Bank 1– Inappropriate fuel pressure– Faulty fuel injectors– Intake air leaks

Possible causes – Harness or connectors– Intake valve timing control solenoid valve circuit is open or shorted– Intake valve timing control solenoid valve may be faulty– Crankshaft position sensor (POS) may be faulty– Camshaft position sensor Tech notes Since the

Possible causes – Heated Oxygen Sensor (H2OS) Bank 2 Sensor 1 harness is open shorted to ground– Heated Oxygen Sensor (H2OS) Bank 2 Sensor 1 circuit poor electrical connection– Faulty Heated Oxygen Sensor (H2OS) Bank 2 Sensor 1– Heated Oxygen

Possible causes – Intake camshaft position actuator solenoid circuit is open or shorted– Intake camshaft position actuator solenoid circuit poor electrical connection– Faulty Intake camshaft position actuator solenoid Symptoms – Engine Light ON (or Service Engine Soon Warning Light)

Possible causes – Low battery charge– Battery defective– Loose or missing alternator drive belt– Faulty alternator– Open or short system voltage circuit Tech notes Start by recharging or replacing the battery. When is the code detected? The Engine Control Module

Possible causes – Low transmission fluid level– Dirty transmission fluid– Faulty line pressure solenoid valve– Line pressure solenoid valve harness is open or shorted– Line pressure solenoid valve circuit poor electrical connection Tech notes When the a transmission solenoid is

Possible causes – Low transmission fluid level– Dirty transmission fluid– Faulty pressure control solenoid valve ‘C’– Pressure control solenoid valve ‘C’ harness is open or shorted– Pressure control solenoid valve ‘C’ circuit poor electrcial connection When is the code detected?

Possible causes – Low transmission fluid level– Dirty transmission fluid– Faulty Shift Solenoid 3 valve– Shift Solenoid 3 valve harness or connectors– Shift Solenoid 3 valve circuit is open or shorted Tech notes When the a transmission solenoid is stuck

Possible causes – Low transmission fluid level– Dirty transmission fluid– Faulty shift solenoid ‘A’ valve– Shift solenoid ‘A’ valve harness or connectors– Shift solenoid ‘A’ valve circuit is open or shorted Tech notes When the a transmission solenoid is stuck

Possible causes – Low transmission fluid level– Dirty transmission fluid– Faulty shift solenoid ‘A’ valve– Shift solenoid ‘A’ valve harness or connectors– Shift solenoid ‘A’ valve circuit is open or shorted Tech notes When the a transmission solenoid is stuck