Toyota Tacoma (2015-2018) Service Manual: Freeze Frame Data
FREEZE FRAME DATA
CHECK FREEZE FRAME DATA
HINT:
The ECU records vehicle and driving condition information as freeze frame data the moment a DTC is stored.
(a) Connect the Techstream to the DLC3.
(b) Turn the ignition switch to ON.
(c) Turn the Techstream on.
(d) Enter the following menus: Powertrain / Radar Cruise 1*1 or Radar Cruise 2*2 / Trouble Codes.
- *1: Output from the ECM
- *2: Output from the millimeter wave radar sensor assembly
(e) From the DTC screen, select the DTCs (with snow icon) for which freeze frame data is recorded.
LIST OF FREEZE FRAME DATA
(a) Radar Cruise 1:
Powertrain > Radar Cruise1
|
Tester Display |
|---|
|
Cruise Vehicle Speed |
|
Cruise Memory Vehicle Speed |
|
Cruise Request Throttle Opening Angle |
|
Cruise Target Acceleration |
|
Driving Support ECU Target Acceleration |
|
Cruise Request Driving Force |
|
Cruise Request Driving Force Feedback Status |
|
Cruise Control Permission Condition |
|
Cruise Control Condition |
|
Cruise Main Switch Operation Condition |
|
Accelerator Pedal |
|
Stop Light Switch Sub-CPU |
|
Request Manual Cancel |
|
Request Automatic Cancel |
|
Cruise Brake Control Decision |
|
Cruise Brake Control Permission Condition |
|
Brake Cancel Switch |
(b) Radar cruise 2:
Powertrain > Radar Cruise2
|
Tester Display |
|---|
|
Cruise Control Mode |
|
Vehicle Distance |
|
Vehicle Acceleration |
|
Closed Throttle Position |
|
Forward Vhcl Relative Spd |
|
Vehicle Approach Warning |
|
Frnt Radar Sens Temp Hi |
|
Front Radar Voltage |
|
# Codes |
Dtc Check / Clear
DTC CHECK / CLEAR
CHECK DTC
(a) Connect the Techstream to the DLC3.
(b) Turn the ignition switch to ON.
(c) Turn the Techstream on.
(d) Enter the following menus: Powertrain / Radar Cruise 1*1 / ...
Data List / Active Test
DATA LIST / ACTIVE TEST
READ DATA LIST
NOTICE:
In the table below, the values listed under "Normal Condition" are reference
values. Do not depend solely on these reference values when d ...
Other materials:
Pattern Select Switch Power Mode Circuit
DESCRIPTION
The ECM memory contains the programs for the normal and PWR shift patterns.
By following the programs corresponding to the signals from the pattern select
switch assembly, park/neutral position switch and other various sensors, the ECM
switches the shift solenoid valves on and off, ...
Terminals Of Ecu
TERMINALS OF ECU
1. CHECK CERTIFICATION ECU (SMART KEY ECU ASSEMBLY)
(a) Disconnect the C27 and C29 certification ECU (smart key ECU assembly) connectors.
(b) Measure the voltage and resistance according to the value(s) in the table
below.
HINT:
Measure the values on the wire harness side w ...
AUTO LSD Indicator Light does not Come ON
DESCRIPTION
The AUTO LSD does not operate even if the VSC OFF switch is pressed under the
following conditions:
The brake system is faulty.
The temperature inside the hydraulic brake booster increases and the
AUTO LSD operation is suspended.
The rear differential is locked.
...
