Toyota 4Runner: Problem Symptoms Table

Toyota 4Runner Service Manual / Audio / Visual / Telematics / Cellular Communication / Safety Connect System / Problem Symptoms Table

PROBLEM SYMPTOMS TABLE

HINT:

Use the table below to help determine the cause of problem symptoms. If multiple suspected areas are listed, the potential causes of the symptoms are listed in order of probability in the "Suspected Area" column of the table. Check each symptom by checking the suspected areas in the order they are listed. Replace parts as necessary.
Inspect the fuses and relays related to this system before inspecting the suspected areas below.

Voice Guidance

Symptom	Suspected Area	See page
"Safety Connect failure detected, please contact your dealer" message is played	Refer to Health Check
	Refer to Diagnostic Trouble Code Chart
"Safety Connect Activation Failed" message is played	Wait for some time, then move to different location and retry (try to find location with better signal reception)	-
	Refer to Health Check
	Refer to Diagnostic Trouble Code Chart
	Contact Telematics Service Provider to verify any network problems	-
"Unable to Connect the Emergency Call Center" or "Unable to Connect to the Call Center" message is played	Wait for some time, then move to different location and retry (try to find location with better signal reception)	-
	Perform Vehicle Inquiry on Techstream and verify subscription status	-
	Refer to Unable to Connect to Call Center
"Safety Connect is not active" message is played	Perform Vehicle Inquiry on Techstream and verify subscription status	-
"Safety Connect is not active" message is played	Explain to customer that system is in deactive mode, and confirm whether or not they would like to change to active mode	-

Indicator Condition

Symptom	Suspected Area	See page
Green indicator abnormal (Remains OFF)	Refer to DCM Power Source Circuit
Green indicator abnormal (Remains OFF)	Refer to Green Indicator Remains Off
Red indicator abnormal (Remains ON)	Refer to Red Indicator Remains ON
Green and red indicators abnormal (Remains OFF)	Refer to Green and Red Indicators do not Come on when IG-ON
	Refer to DCM Power Source Circuit
	Replace DCM (Telematics Transceiver)
Green and red indicators blink simultaneously	Refer to Green and Red Indicators Blink Simultaneously

Acn Call End

ACN CALL END 1. ACN CALL END This function terminates the ACN (Automatic Collision Notification) to the telematics provider. After a collision in which the DCM receives a "Collision Detection ...

Terminals Of Ecu

TERMINALS OF ECU 1. CHECK DCM (TELEMATICS TRANSCEIVER) Text in Illustration *a Connector color: Blue (to Telephone antenna) *b Connector color: Gray ...

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Components
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Inspection
INSPECTION PROCEDURE 1. INSPECT PROPELLER SHAFT ASSEMBLY (a) Using a dial indicator, check the propeller shaft runout. Maximum runout: 0.4 mm (0.0157 in.) If the shaft runout is more than the maximum, replace the shaft. ...