Toyota CH-R Service Manual: Initialization

Toyota CH-R Service Manual / Introduction / Repair Instruction / Initialization

INITIALIZATION

PROCEDURES NECESSARY WHEN BATTERY TERMINAL IS DISCONNECTED/RECONNECTED

Necessary Procedures

Effect/Inoperative Function when Necessary Procedures not Performed

Link

Initialize back door lock

Power door lock control system

Memorize steering angle neutral point

Lane departure alert system (w/ Steering Control)

Pre-collision system

PROCEDURES NECESSARY WHEN ECU OR OTHER PARTS ARE REPLACED

Replacement Part

Necessary Procedure

Effect/Inoperative Function when Necessary Procedures not Performed

Link

ECM

Perform Vehicle Identification Number (VIN) registration

MIL comes on

w/o Canister Pump Module:

w/ Canister Pump Module:

ECU Communication ID Registration (Immobiliser system)

Engine start function

w/o Smart Key System:

w/ Smart Key System:
  • Throttle body assembly
  • Cleaning the deposits from the throttle body assembly
  • Engine assembly
  • Continuously variable valve lift controller assembly
  • Cylinder head sub-assembly
  • Camshaft housing sub-assembly
  • Camshaft timing gear assembly
  • Camshaft timing exhaust gear assembly
  • Piston or piston ring
  • Mass air flow meter
  • Fuel injector assembly
  • Fuel pump
  • Air fuel ratio sensor
  • Engine coolant temperature sensor
  • Spark plug
  • Ignition coil assembly
  • Air leaks from intake system
  • Gas leaks from exhaust system

Inspection after repair
  • Poor idle, etc.
  • Engine start function, etc.

w/o Canister Pump Module:

w/ Canister Pump Module:
  • Continuously variable transaxle assembly
  • ECM
  • Oil pressure sensor
  • Airbag sensor assembly
  1. Reset memory
  2. Deceleration sensor zero point calibration
  3. CVT oil pressure calibration

Deterioration of fuel efficiency

CVT fluid

ATF Thermal Degradation Estimate Reset

The value of the Data List item "ATF Thermal Degradation Estimate" is not estimated correctly

Millimeter wave radar sensor assembly

Adjust millimeter wave radar sensor assembly
  • Dynamic radar cruise control system
  • Pre-collision system
  • Forward recognition camera system
  • Lane departure alert system (w/ Steering Control)

  • Forward recognition camera
  • Windshield glass

Adjust forward recognition camera
  • Dynamic radar cruise control system
  • Lane departure alert system (w/ Steering Control)
  • Pre-collision system
  • Forward recognition camera system
  • Automatic high beam system

  • Tire pressure warning ECU and receiver
  • Tire pressure warning valve and transmitter
  • Register transmitter ID
  • Initialize tire pressure warning system
  • When DTC detection conditions of "transmitter ID not received" DTC are met, TPWS indicator blinks for 1 minute, and then illuminates.
  • Tire pressure warning function

for Registration:

for Initialization:

Skid control ECU (brake actuator assembly)

Operate the electric parking brake switch assembly

Parking brake indicator light (red) blinks when the ignition switch is first turned ON

  1. Clear zero point calibration data.
  2. Perform yaw rate and acceleration sensor zero point calibration.
  • DTCs are stored
  • ABS warning light illuminates
  • Slip indicator light illuminates
  • VSC disabled or malfunctions

Airbag sensor assembly
  1. Clear zero point calibration data.
  2. Perform yaw rate and acceleration sensor zero point calibration.
  • Occupant detection ECU
  • Front passenger seat

Zero point calibration (Occupant classification system)
  • Occupant classification system
  • Passenger airbag ON/OFF indicator
  • Airbag system (Front passenger side)
  • Seat belt warning system (Front passenger)

Power steering ECU assembly
  • Torque sensor zero point calibration
  • Assist map writing
  • DTCs are stored
  • EPS warning light illuminates

Electric power steering column sub-assembly

Torque sensor zero point calibration

Blind spot monitor sensor

Blind spot monitor beam axis adjustment

DTCs are output

  • Certification ECU (smart key ECU assembly)
  • ID code box (immobiliser code ECU)
  • Steering lock ECU (steering lock actuator assembly)
  • Electrical key transmitter sub-assembly
  • Main body ECU (multiplex network body ECU)
  • ECM

Perform code registration (Immobiliser system)
  • Wireless door lock control system
  • Smart key system
  • Engine start function
  • Steering lock system

w/ Smart Key System:
  • Transponder key ECU assembly
  • ECM
  • Door control transmitter

Perform code registration (Immobiliser system)

Engine starting

w/o Smart Key System:
  • Door control transmitter
  • Door control receiver

Register recognition code

Wireless door lock operation

w/o Smart Key System:
AIR CONDITIONING SYSTEM (for Automatic Air Conditioning System with Top-mounted Air Conditioner Pressure Sensor)
  • No. 1 Blower Damper Servo Sub-assembly (FRESH/RECIRCULATION)
  • No. 1 Air Conditioning Radiator Damper Servo Sub-assembly (Front Passenger Side Upper Air Mix)
  • No. 1 Air Conditioning Radiator Damper Servo Sub-assembly (Driver Side Upper Air Mix)
  • No. 1 Air Conditioning Radiator Damper Servo Sub-assembly (Driver Side Lower Air Mix)
  • No. 2 Air Conditioning Radiator Damper Servo Sub-assembly (Mode Switching)
  • No. 1 Air Conditioning Radiator Damper Servo Sub-assembly (Front Passenger Side Lower Air Mix)
  • Air conditioning amplifier assembly

Initialize servo motor (Air conditioning system)

DTCs are stored

AIR CONDITIONING SYSTEM (for Automatic Air Conditioning System with Side-mounted Air Conditioner Pressure Sensor)
  • No. 1 air conditioning radiator damper servo sub-assembly
  • No. 1 blower damper servo sub-assembly
  • Air conditioning amplifier assembly

Initialize servo motor (Air conditioning system)

DTCs are stored

  • Door window regulator assembly
  • Power window regulator motor assembly
  • Door glass
  • Door glass run

Initialize power window control system
  • Auto up and down function
  • Jam protection function
  • Catch protection function
  • Remote control function
  • Key-linked function
  • Wireless transmitter-linked function
  • Key-off operation function
  • Window open warning function

  • Rear height control sensor sub-assembly LH
  • Suspension, tires, etc.*1

Initialize headlight ECU sub-assembly LH

Automatic headlight beam level control system

Headlight ECU sub-assembly LH
  • Synchronize vehicle information
  • Initialize headlight ECU sub-assembly LH

*1: The vehicle height changes because of suspension or tire replacement.

    Customize Parameters
    CUSTOMIZE PARAMETERS PROCEDURE 1. CUSTOMIZE LANE DEPARTURE ALERT SYSTEM (w/ Steering Control) Click here 2. CUSTOMIZE BLIND SPOT MONITOR SYSTEM Click here 3. CUSTOMIZE POWER DOOR LOCK CO ...

    Terms
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    Other materials:

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    DESCRIPTION If the communication line (IMI - EFIO) between the ECM and ID code box (immobiliser code ECU) is stuck high, the ECM will store this DTC. DTC No. Detection Item DTC Detection Condition Trouble Area Note B279A ...

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