DESCRIPTION
If a problem occurs in the system, the power source relay circuit and the motor relay circuit are shut off to stop power assist. The ECU must be replaced when there is a problem with the relays because the relays are built into the ECU.
DTC No. |
Detection Item |
DTC Detection Condition |
Trouble Area |
Warning Indicate |
Return-to-normal Condition |
Note |
---|---|---|---|---|---|---|
C1552 |
PIG Power Supply Voltage |
PIG power source circuit malfunction |
|
EPS warning light: Comes on |
Ignition switch ON again |
- |
C1554 |
Power Supply Relay Failure |
Power source relay circuit malfunction |
|
EPS warning light: Comes on |
Ignition switch ON again |
- |
WIRING DIAGRAM
CAUTION / NOTICE / HINT
NOTICE:
Click here
PROCEDURE
1. |
CHECK HARNESS AND CONNECTOR (POWER STEERING ECU ASSEMBLY - BODY GROUND) |
(a) Disconnect the F68 power steering ECU assembly connectors.
(b) Measure the voltage according to the value(s) in the table below.
Standard Voltage:
Tester Connection |
Condition |
Specified Condition |
---|---|---|
F68-1 (PIG) - Body ground |
Ignition switch ON |
9 to 16 V |
(c) Measure the resistance according to the value(s) in the table below. Standard Resistance:
|
|
OK | ![]() |
REPLACE POWER STEERING ECU ASSEMBLY |
NG | ![]() |
REPAIR OR REPLACE HARNESS OR CONNECTOR |
Toyota CH-R Service Manual > Blind Spot Monitor System: Destination Information Undefined (C1AB8)
DESCRIPTION
This DTC is stored when correct destination information is not sent from the
main body ECU (multiplex network body ECU) and destination information cannot be
confirmed after a blind spot monitor sensor has been replaced.
DTC No.
Detection Item
DTC D ...
Toyota CH-R Service Manual > Audio And Visual System(for Radio And Display Type): Diagnostic Trouble Code Chart
DIAGNOSTIC TROUBLE CODE CHART
Audio and Visual System
DTC No.
Detection Item
Link
B1324
Lost Communication with Meter
B1551
HD Radio Tuner Malfunction
B ...