Your Toyota Hmv engine control system detects a problem, the computer stores the diagnostic trouble
code C1838 in its memory.
To figure out what is wrong with your vehicle you must first extract the C1838 DTC For Toyota Hmv.
On 1999 and later C1838 Toyota Hmv engines, the instrument cluster has a built-in self-diagnostic mode that can be accessed by pressing and holding the instrument cluster SELECT/RESET button. Insert the ignition key and turn to the RUN position (but don't crank or start engine). Continue to press and hold the SELECT/RESET button (for 5 seconds) until the word TEST is displayed by the odometer. Release the SELECT/RESET button within three seconds after the word TEST is displayed to begin the self-diagnostic mode.
C1838 Toyota Hmv DTC Meaning
Chassis Code - Problem is controller area network wiring bus and modules.
MFG - Manufacturer Specific
Accelerator Pedal Position (APP) Sensor 1 Performance
Low Coolant Circuit
Park/Neutral Postion (PNP) Switch Circuit Engine Torque Signal Circuit
There are currently two main types of cylinder deactivation used today, depending on the type of engine. C1838 Toyota Hmv code for the pushrod design which uses solenoids to alter the oil pressure delivered to the lifters. In their collapsed state, the lifters are unable to elevate their companion pushrods under the valve rocker arms, resulting in valves that cannot be actuated and remain closed.