Toyota Venza manuals

Toyota Venza: Assist Map Number Mismatch (C1582)

DESCRIPTION

When an incorrect ECM or brake actuator assembly (skid control ECU) is installed after the assist map has been recorded in the power steering ECU, then DTC C1582 is stored because the data does not match the vehicle specifications.

DTC No.

DTC Detection Condition

Trouble Area

C1582

Assist map mismatch

  • Power steering ECU
  • CAN communication system
  • ECM
  • Brake actuator assembly (Skid control ECU)

PROCEDURE

1.

CHECK FOR DTC (CAN COMMUNICATION SYSTEM)

(a) Using the Techstream, check for DTCs and confirm that there are no problems in the CAN communication system (See page ).


OK:

DTC is not output.


NG

GO TO CAN COMMUNICATION SYSTEM


OK

2.

CHECK ECM

(a) Check if an ECM that complies with the vehicle specifications is installed.

OK:

ECM that complies with vehicle specifications is installed.

Result

Result

Proceed to

OK

A

NG (for 2GR-FE)

B

NG (for 1AR-FE)

C


B

REPLACE ECM


C

REPLACE ECM


A

3.

CHECK BRAKE ACTUATOR ASSEMBLY

(a) Check if a brake actuator assembly (skid control ECU) that complies with the vehicle specifications is installed.

OK:

Brake actuator assembly (skid control ECU) that complies with vehicle specifications is installed.


OK

REPLACE POWER STEERING ECU


NG

REPLACE BRAKE ACTUATOR ASSEMBLY

Lost Communication with ECM / PCM "A" (U0100,U0129)
DESCRIPTION The power steering ECU receives signals from the ECM and the brake actuator assembly (skid control ECU) via the CAN communication system. DTC No. DTC Detection Co ...

PIG Power Supply Voltage Malfunction (C1552)
DESCRIPTION When a problem occurs in the power steering system, the power source relay circuit is shut off to stop the power assist. DTC No. DTC Detection Condition ...

Other materials about Toyota Venza:

Yaw Rate Sensor Output Malfunction (C1448/98)
DESCRIPTION The skid control ECU receives signals from the yaw rate and acceleration sensor via the CAN communication system. The yaw rate sensor has a built-in acceleration sensor and detects the vehicle condition. DTC Code DTC De ...

Installation
INSTALLATION PROCEDURE 1. INSTALL NO. 1 COOLER THERMISTOR 2. INSTALL COOLER EVAPORATOR SUB-ASSEMBLY 3. INSTALL BLOWER ASSEMBLY WITH COOLER EVAPORATOR SUB-ASSEMBLY (a) Engage the 5 claws. (b) Engage the guide and connect the wire harness. (c) Insta ...

Customize Parameters
CUSTOMIZE PARAMETERS 1. CUSTOMIZING FUNCTION WITH TECHSTREAM HINT: The following items can be customized. NOTICE: When the customer requests a change in a function, first make sure that the function can be customized. Be sure to make a not ...

© 2016-2020 Copyright www.tovenza.com

0.2188