ReassemblyThrottle Actuator Control Throttle Body Range / Performance (P2119)
DESCRIPTION
The electronic throttle control system is composed of the throttle actuator,
throttle position sensor, accelerator pedal position sensor, and ECM. The ECM operates
the throttle actuator to regulate the throttle valve in response to driver inpu ...
Open / Short in Steering Lock ECU (B2781)
DESCRIPTION
If the steering lock ECU (steering lock actuator assembly) determines that there
is a malfunction inside the ECU, it outputs this DTC. Diagnostic communication between
the steering lock ECU (steering lock actuator assembly) and the Techstream ...
Catalyst System Efficiency Below Threshold (Bank 1) (P0420)
MONITOR DESCRIPTION
The ECM uses sensors mounted in front of and behind the Three-Way Catalytic Converter
(TWC) to monitor its efficiency.
The first sensor, the air fuel ratio sensor, sends pre-catalyst information to
the ECM. The second sensor, the heat ...