Toyota Avalon (XX50) 2019-2022 Service & Repair Manual: Diagnostic Trouble Code Chart

DIAGNOSTIC TROUBLE CODE CHART

Adaptive Variable Suspension System

DTC No.

Detection Item

Warning Indicate

Memory

Link

C1715

Front Acceleration Sensor RH Malfunction

Does not come on

Yes

C1716

Front Acceleration Sensor LH Malfunction

Does not come on

Yes

C1717

Rear Acceleration Sensor Malfunction

Does not come on

Yes

C1731

FR Damping Force Control Actuator Circuit

Does not come on

Yes

C1732

FL Damping Force Control Actuator Circuit

Does not come on

Yes

C1733

RR Damping Force Control Actuator Circuit

Does not come on

Yes

C1734

RL Damping Force Control Actuator Circuit

Does not come on

Yes

C1781

Suspension Control ECU Malfunction

Does not come on

Yes

C1782

Low Battery Positive Voltage

Does not come on

No

C1783

Front Wheels Speed Sensor Signal Malfunction

Does not come on

Yes

C1784

Steering Sensor Signal Malfunction

Does not come on

Yes

(Under some of the detection conditions (sensor power +B open malfunction is detected), DTC is not stored.)

C1786

Master Cylinder Pressure Circuit

Does not come on

Yes

C1787

(Horizontality) G Sensor Malfunction

Does not come on

Yes

C1789

Vehicle Identification Malfunction

Does not come on

Yes

(Under some of the detection conditions (control map non-retrieval is not stored), DTC is not stored.)

C1796

(Up&Down)G Sensor FR

Test mode

(Test mode)

C1797

(Up&Down)G Sensor FL

Test mode

(Test mode)

C1798

(Up&Down)G Sensor Rear

Test mode

(Test mode)

U0100

Lost Communication With ECM/PCM "A"

Does not come on

Yes

U0101

Lost Communication with TCM

Does not come on

Yes

U0122

Lost Communication With Vehicle Dynamics Control Module

Does not come on

Yes

U0124

Lost Communication with Lateral Acceleration Sensor Module

Does not come on

Yes

U0126

Lost Communication with Steering Angle Sensor Module

Does not come on

Yes

    Diagnosis System

    Dtc Check / Clear

    See More:

    Toyota Avalon (XX50) 2019-2022 Service & Repair Manual > Grille Shutter System: Terminals Of Ecu
    TERMINALS OF ECU CHECK SWING GRILLE ACTUATOR ASSEMBLY (a) Disconnect the z17 swing grille actuator assembly connector. (b) Measure the voltage and resistance according to the value(s) in the table below. HINT: Measure the values on the wire harness side with the connector disconnected. Tester Connec ...

    Toyota Avalon (XX50) 2019-2022 Owners Manual

    Toyota Avalon (XX50) 2019-2022 Service & Repair Manual

    © 2024 Copyright www.tavalon.net
    0.0204