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Home >> Lexus >> 1993 >> ES 300 Standard >> Repair and Diagnosis >> Brakes >> Traction Control >> Anti-Lock Brake System >> Diagnostic Trouble Code Charts >> Codes 13 & 14

Codes 13 & 14

The ABS control (motor) relay supplies power to the ABS pump motor. If the accumulator pressure drops, the ECU switches the control (motor) relay ON and operated the ABS pump motor.

CODES 13 & 14 CIRCUIT DESCRIPTION

Code Diagnostic Code Detecting Condition Trouble Area
13 Conditions [1] and [2] continued for 0.2 seconds or more: ABS motor relay. Open or short in ABS motor relay circuit. ECU.
" [1] ABS motor relay: ON "
" [2] Motor relay monitor terminal voltage: 0V "
14 Conditions [1] and [2] continued for 2 seconds or more: ABS motor relay +B short in ABS motor relay circuit. ECU.
" [1] ABS motor relay: OFF "
" [2] Motor relay monitor terminal voltage: Battery voltage "
NOTE: Fail Safe Function: If trouble occurs in the control (solenoid) relay circuit, the ECU cuts off current to the ABS control (solenoid) relay and prohibits ABS control.
Fig 1: Codes 13 & 14 Wiring Schematic
G93F46305Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
Fig 2: Codes 13 & 14 ABS Motor Relay Circuit Check (1 of 4)
G93G46306Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
Fig 3: Codes 13 & 14 ABS Motor Relay Circuit Check (2 of 4)
G93H46307Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
Fig 4: Codes 13 & 14 ABS Motor Relay Circuit Check (3 of 4)
G93I46308Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
Fig 5: Codes 13 & 14 ABS Motor Relay Circuit Check (4 of 4)
G93J46309Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
CODES 13 & 14 WIRE COLOR ABBREVIATIONS

Abbreviation Wire Color
B Black
GR-G Gray/Green
GR-L Gray/Blue
GR-R Gray/Red
LG-R Light Green/Red
R Red
R-G Red/Green
R-W Red/White
W White
W-B White/Black
W-L White/Blue
W-R White/Red
Y-B Yellow/Black