PRE-CRASH SAFETY SYSTEM

DTC Code	DTC Name
	HOW TO PROCEED WITH TROUBLESHOOTING

VEHICLE BROUGHT TO WORKSHOP

Result

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CUSTOMER PROBLEM ANALYSIS AND SYMPTOM CHECK

Pre-crash Safety System Customer Problem Analysis					Vehicle Brought to Workshop
					Year	Month	Day
Dealer name		Person in charge at headquarters			Telephone number
Shop name		Person in charge at shop
Frame type		Frame No.		First Registered Year		Total distance traveled
Customer Concerns (Include details)		Does not operate
		Operates abnormally
Date of malfunction occurrence (Since when)		Year	Month	Day	Approx. Time
Date of last inspection		Year	Month	Day
Frequency of problem symptoms		Once / Occasionally (times per day, times per month) / Every time certain conditions are met ( )
Weather	Sunny / Cloudy / Rain (Heavy/Light) / Snow (Amount of snowfall cm) / Other ( )			Vehicle speed	Approximately ( ) km/h
Place	Prefecture (Attach a map if possible)
Driving path (where vehicle turned, where driver attempted to drive to, etc.) * Describe the conditions immediately after the occurrence in as much detail as possible.		Conditions of Occurrence Diagram

		Surrounding road conditions Describe whether there were any billboards, metal objects on the road (manholes), guardrails, pipes, cat's eyes, gate bars, etc.
Urban area / Suburbs / Highway / Other ( )			Road surface conditions		Temperature	About °C ( °F)
Direction of travel		Straight / Right turn / Left turn / Right curve / Left curve			Snow wall(s)	Y / N
Driving lane		Number of lanes on one side (lanes) / ( ) lane(s) from left			Backlighting	Y / N
Condition of external area around detection sensor			No foreign matter adhesion / Foreign matter adhesion (water, snow, ice, other)
Additional information about condition of vehicle exterior (other than above)
DTC		First Time (when vehicle brought to workshop)
		Second Time (after clearing DTC)
Status of operation switch		Pre-crash safety system cancel switch		Far / Medium / Near / OFF	VSC OFF switch		ON / OFF
Serial number of main part * Fill in when removing, installing or replacing part		Pre-crash safety city sensor
Describe the items to the right in as much detail as possible.	Driver operation	Accelerator pedal operated / Brake pedal operated / Steering wheel operated			Time elapsed after engine is started	Approximately ( ) minutes
	Tire pressure inspection result	Front: LH ( ) kPa RH ( ) kPa Standard ( ) kPa
		Rear: LH ( ) kPa RH ( ) kPa Standard ( ) kPa
	Sensor optical axis inspection result	Pre-crash safety city sensor				Vertical ( )	Horizontal ( )
	History of repairs around radar sensor	Y / N			Accident history	Y / N
	Vehicle modified	Y ( ) / N
	Items installed or attached around windshield glass	Drive recorder* / Radar detector / Navigation unit (genuine/non-genuine) / ETC / Charms or toys / Other: *: Since this device holds information valuable to the investigation, make sure to retrieve this device if permission is granted by the customer.

Result

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INSPECT WARNING LIGHT

Check that no warning lights in the combination meter assembly, other than the PCS warning light, are illuminated or flashing.

Result

Result	Proceed to
Only the PCS warning light is flashing.	A
Warning lights other than the PCS warning light are illuminated or flashing.	B

B

GO TO MALFUNCTIONING SYSTEM

A

INSPECT MULTI-INFORMATION DISPLAY

Check that the pre-crash safety system warning message is displayed on the multi-information display of the combination meter assembly.

Result

Result	Proceed to
for Multi-information Display (Monochrome Type): "CHECK PRE-CRASH SAFETY." is displayed.	A
for Multi-information Display (Color Type): "Check Pre-Crash Safety." is displayed.	A
for Multi-information Display (Monochrome Type): "PRE-CRASH SAFETY TEMPORARILY NOT AVAILABLE.", "FRONT SENSOR SYSTEMS ARE TEMP. UNAVAILABLE DUE TO INAPPROPRIATE TEMPERATURE. WAIT A MOMENT." or "FRONT SENSOR SYSTEMS ARE TEMP. UNAVAILABLE DUE TO BLOCKED VISION. CLEAN WINDSHIELD." is displayed.	B
for Multi-information Display (Color Type): "Pre-Crash Safety temporarily not available.", "Front sensor systems are temporarily unavailable due to inappropriate temp. Wait a moment." or "Front sensor systems are temporarily unavailable due to blocked vision. Clean windshield." is displayed.
The warning message is not displayed.

B

GO TO PROBLEM SYMPTOMS TABLE Click here

A

OVERALL ANALYSIS AND TROUBLESHOOTING*

Terminals of ECU.

Click here

Data List / Active Test.

Click here

Result

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CHECK FOR DTC*

Clear the DTCs.

Click here

Check for DTCs.

Click here

Result

Result	Proceed to
DTCs are not output	A
DTCs are output	B

B

GO TO DIAGNOSTIC TROUBLE CODE CHART Click here

A

ADJUST, REPAIR OR REPLACE

Tech Tips

Perform proper procedures according to corresponding faults listed in the problem symptoms table or the corresponding DTCs listed in the diagnostic trouble code chart.

Note

If the pre-crash safety city sensor is replaced, it is necessary to perform pre-crash safety city sensor beam axis adjustment.

Perform adjustment with either "ONE TIME RECOGNITION" or "SEQUENTIAL RECOGNITION".

ONE TIME RECOGNITION: Click here
SEQUENTIAL RECOGNITION: Click here

Result

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CONFIRMATION TEST

Result

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END

PRE-CRASH SAFETY SYSTEM HOW TO PROCEED WITH TROUBLESHOOTING