DESCRIPTION
If the red and green indicators fail to illuminate after the ignition switch turned to ON, the vehicle does not recognize the DCM (Telematics Transceiver). The DCM (Telematics Transceiver) connectors may have been disconnected or the DCM (Telematics Transceiver) is malfunctioning.
PROCEDURE
1. |
HEALTH CHECK |
(a) Turn the ignition switch off.
(b) Connect the Techstream to the DLC3.
(c) Turn the ignition switch ON and wait for 10 seconds.
(d) Turn the Techstream on.
(e) Perform "Health Check" using the Techstream and check that Telematics (Safety Connect) is listed on "Health Check Result".
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Result |
Proceed to |
---|---|
"Telematics" is displayed on the Techstream |
A |
"Telematics" is not displayed on the Techstream |
B |
B | ![]() |
PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE |
|
2. |
CHECK DTC |
(a) Turn the ignition switch off.
(b) Connect the Techstream to the DLC3.
(c) Turn the ignition switch ON and wait for 10 seconds.
(d) Turn the Techstream on.
(e) Check current DTCs and history DTCs.
Click here
Result |
Proceed to |
---|---|
DTCs are not output |
A |
DTCs are output |
B |
A | ![]() |
CHECK FOR INTERMITTENT PROBLEMS |
B | ![]() |
GO TO DIAGNOSTIC TROUBLE CODE CHART |
Toyota CH-R Service Manual > Airbag System: Short in Driver Side Squib Circuit (B1800/51-B1803/51)
DESCRIPTION
The driver side squib circuit consists of the airbag sensor assembly, spiral
cable with sensor sub-assembly and horn button assembly.
The airbag sensor assembly uses this circuit to deploy the airbag when deployment
conditions are met.
These DTCs are stored when a malfunction is d ...
Toyota CH-R Service Manual > Theft Deterrent System: Improper Operation
DESCRIPTION
When the theft deterrent system operates by itself, it could be due to something
such as a short circuit in the courtesy light switch of any of the doors or the
hood causing a signal to be sent in error.
HINT:
Preconditions for Arming Preparation:
The ignition switch is of ...