Toyota Venza manuals

Toyota Venza: Terminals Of Ecu

TERMINALS OF ECU

1. CHECK SLIDING ROOF ECU (SLIDING ROOF DRIVE GEAR SUB-ASSEMBLY)

(a) Disconnect the P4 ECU connector.


(b) Measure the resistance and voltage according to the value(s) in the table below.

HINT:

Measure the values on the wire harness side with the connector disconnected.

Tester Connection

Wiring Color

Terminal Description

Condition

Specified Condition

P4-1 (B) - P4-2 (E)

R - W-B

Battery power supply

Always

11 to 14 V

P4-5 (IG) - P4-2 (E)

L - W-B

Ignition switch power supply

Ignition switch off

Below 1 V

P4-5 (IG) - P4-2 (E)

L - W-B

Ignition switch power supply

Ignition switch ON

11 to 14 V

P4-2 (E) - Body ground

W-B - Body ground

Ground

Always

Below 1 Ω

If the result is not as specified, there may be a malfunction in the wire harness.

(c) Reconnect the P4 ECU connector.

(d) Measure the voltage according to the value(s) in the table below.

Tester Connection

Wiring Color

Terminal Description

Condition

Specified Condition

P4-7 (OPN) - P4-2 (E)

GR - W-B

Sliding roof motor open

Ignition switch ON, SLIDE OPEN switch on

Below 1 V

P4-7 (OPN) - P4-2 (E)

GR - W-B

Sliding roof motor open

Ignition switch ON, SLIDE OPEN switch off

11 to 14 V

P4-9 (CLS) - P4-2 (E)

BR - W-B

Sliding roof motor close

Ignition switch ON, SLIDE CLOSE switch on

Below 1 V

P4-9 (CLS) - P4-2 (E)

BR - W-B

Sliding roof motor close

Ignition switch ON, SLIDE CLOSE switch off

11 to 14 V

P4-10 (UP) - P4-2 (E)

LG - W-B

Sliding roof motor up

Ignition switch ON, TILT UP switch on

Below 1 V

P4-10 (UP) - P4-2 (E)

LG - W-B

Sliding roof motor up

Ignition switch ON, TILT UP switch off

11 to 14 V

P4-8 (DWN) - P4-2 (E)

R - W-B

Sliding roof motor down

Ignition switch ON, TILT DOWN switch on

Below 1 V

P4-8 (DWN) - P4-2 (E)

R - W-B

Sliding roof motor down

Ignition switch ON, TILT DOWN switch off

11 to 14 V

If the result is not as specified, the sliding roof ECU (sliding roof drive gear sub-assembly) may have a malfunction.

Diagnosis System
DIAGNOSIS SYSTEM 1. DESCRIPTION (a) Sliding roof system data and Diagnostic Trouble Codes (DTCs) can be read through the vehicle Data Link Connector 3 (DLC3). When the system seems to be malfuncti ...

Data List / Active Test
DATA LIST / ACTIVE TEST 1. DATA LIST HINT: Using the Techstream to read the Data List allows the values or states of switches, sensors, actuators and other items to be read without removing any p ...

Other materials about Toyota Venza:

Installing child restraints using a seat belt (child restraint lock function belt)
 - Rear-facing -- Infant seat/convertible seat Place the child restraint system on the rear seat facing the rear of the vehicle. Run the seat belt through the child restraint system and insert the plate into the buckle. Make sure that the belt is ...

If the shift lever cannot be shifted from “P”
If the shift lever cannot be shifted with your foot on the brake, there may be a problem with the shift lock system (a system to prevent accidental operation of the shift lever). Have the vehicle inspected by your Toyota dealer immediately. The following ...

Terminals Of Ecu
TERMINALS OF ECU 1. CHECK MAIN BODY ECU (DRIVER SIDE JUNCTION BLOCK ASSEMBLY) (a) Disconnect the main body ECU (driver side junction block assembly) connectors. (b) Measure the resistance and voltage according to the value(s) in the table below. ...

© 2016-2020 Copyright www.tovenza.com

0.1871