Tacoma

Toyota Tacoma 2015-2018 Brake Workshop Manual

TESTER DISPLAY MEASUREMENT ITEM/RANGE NORMAL
CONDITION
DIAGNOSTIC
NOTE
Steering Open
Steering angle sensor open circuit detection/
Error or Normal
Normal -
Master Cylinder Open
Master cylinder pressure sensor open circuit
detection/
Error or Normal
Normal -
IG Voltage Value
Decreased
IG1 voltage value decreased detection/
Error or Normal
Normal -
IG Voltage Value
Increased
IG1 voltage value increased detection/
Error or Normal
Normal -
FR Speed Sensor Voltage
Open
Front speed sensor RH voltage open circuit
detection/
Error or Normal
Normal -
FL Speed Sensor Voltage
Open
Front speed sensor LH voltage open circuit
detection/
Error or Normal
Normal -
RR Speed Sensor Voltage
Open
Rear speed sensor RH voltage open circuit
detection/
Error or Normal
Normal -
RL Speed Sensor Voltage
Open
Rear speed sensor LH voltage open circuit
detection/
Error or Normal
Normal -
M/C Pressure Sensor
Noise
Master cylinder pressure sensor noise
detection/
Error or Normal
Normal -
Yaw Rate Sensor Voltage
Open
Yaw rate and acceleration sensor voltage open
circuit detection/
Error or Normal
Normal -
EFI Communication
Invalid
ECM communication invalid detection/
Error or Normal
Normal -
(g) While observing the screen, gently jiggle the connectors or wire harnesses between the ECUs and sensors
or between ECUs.
OK:
Normal display appears.
HINT:
T
he connector and/or wire harness has a momentary interruption (open circuit) if the display changes.
Repair or replace the connectors and/or wire harnesses as one of them is faulty.
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