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Diagnostic Trouble Code (DTC) Definitions

DIAGNOSTIC TROUBLE CODE (DTC) DEFINITION (GS300 & GS400)

DTC (1) Definition
P5001 (21, 23)  VEHICLE SPEED SIGNAL (VSS) ABNORMAL
P5201 (52)  STOPLIGHT SWITCH CIRCUIT PROBLEM
P5661 (54)  INPUT SIGNAL CIRCUIT PROBLEM
(1) "P" codes with 4-digit numbers are read using scan tool. 2-digit codes are read using CRUISE light flashes.
DIAGNOSTIC TROUBLE CODE (DTC) DEFINITION (LS400, SC300 & SC400)

DTC (1) Definition
P0500 (21, 23)  VEHICLE SPEED SIGNAL (VSS) ABNORMAL
P1520 (52)  STOPLIGHT SWITCH CIRCUIT PROBLEM
P1566 (54)  INPUT SIGNAL CIRCUIT PROBLEM
(1) "P" codes with 4-digit numbers are read using scan tool. 2-digit codes are read using CRUISE light flashes.
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