If the throttle position sensor is

If the throttle position sensor is out of the intended operating range when the engine is
started, the Electronic Control Module (ECM) will sense that the Throttle Position Sensor
(TPS) has failed. The warning horn will sound, check engine light will illuminate, DDT will
indicate failed TPS and the engine will go into RPM reduction. When the engine is started,
the throttle arm on the engine must be against the throttle stop screw. Do not move throttle
or fast idle control lever forwardCheck throttle cable adjustment. The throttle stop screw on the throttle arm must be
against the throttle stop on the cylinder block when the engine is started. Pre-load the
throttle cable barrel 1 or 2 turns if necessary.