PROCEDURE
(a) Press the disc eject switch of the navigation receiver assembly for 2 seconds or more and check that the disc is ejected. OK: Disc is ejected. Result
(a) Replace the disc with a known good one and check that the malfunction disappears. OK: Disc is ejected. Result
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Toyota Tundra Service Manual > Vehicle Stability Control System: Engine Control System Malfunction (C1201)
DESCRIPTION If a malfunction in the SFI system is detected, the operation of VSC and TRAC is prohibited by the fail-safe function. When the signals from the engine are received normally, fail-safe control is canceled. DTC No. Detection Item DTC Detection Condition Trouble Area C1201 Engine Control S ...