DESCRIPTION
This is the power source circuit to operate the radio and display receiver assembly.
WIRING DIAGRAM
CAUTION / NOTICE / HINT
NOTICE:
Inspect the fuses for circuits related to this system before performing the following procedure.
PROCEDURE
1. |
CHECK HARNESS AND CONNECTOR (RADIO AND DISPLAY RECEIVER ASSEMBLY - POWER SOURCE) |
(a) Disconnect the F129 and F131 radio and display receiver assembly connectors.
(b) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
Tester Connection |
Condition |
Specified Condition |
---|---|---|
F129-1 (GND1) - Body ground |
Always |
Below 1 Ω |
(c) Measure the voltage according to the value(s) in the table below.
Standard Voltage:
Tester Connection |
Switch Condition |
Specified Condition |
---|---|---|
F129-4 (+B1) - F129-1 (GND1) |
Always |
11 to 14 V |
F129-15 (ACC1) - F129-1 (GND1) |
Engine switch on (ACC) |
11 to 14 V |
F131-19 (IG) - F129-1 (GND1) |
Engine switch on (IG) |
11 to 14 V |
OK | ![]() |
PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE |
NG | ![]() |
REPAIR OR REPLACE HARNESS OR CONNECTOR |
Toyota CH-R Service Manual > Vehicle Stability Control System: ABS Warning Light does not Come ON
DESCRIPTION
The skid control ECU (brake actuator assembly) is connected to the combination
meter assembly via CAN communication.
CAUTION / NOTICE / HINT
NOTICE:
When replacing the skid control ECU (brake actuator assembly), perform system
variant learning.
Click here
PROCEDURE
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Toyota CH-R Service Manual > Continuously Variable Transaxle System: Fail-safe Chart
FAIL-SAFE CHART
Description
This function minimizes the loss of the Continuously Variable Transaxle (CVT)
system functions when a malfunction occurs in a sensor or solenoid valve.
Fail-safe
(a) Fail-safe control list:
Malfunctioning Part
Function
Transmi ...