DESCRIPTION
Detection Item |
Symptom |
Trouble Area |
---|---|---|
Combination Meter ECU Communication Stop Mode |
Any of the following conditions are met:
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|
WIRING DIAGRAM
CAUTION / NOTICE / HINT
NOTICE:
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DTC check procedure: Turn the LDA main switch on and then drive the vehicle at a speed of 1 km/h (1 mph) or more for approximately 52 seconds or more.
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HINT:
PROCEDURE
1. |
CHECK FOR OPEN IN CAN BUS LINES (COMBINATION METER ASSEMBLY MAIN LINE) |
(a) Disconnect the cable from the negative (-) battery terminal.
(b) Disconnect the combination meter assembly connector.
(c) Measure the resistance according to the value(s) in the table below. Standard Resistance:
|
|
NG | ![]() |
REPAIR OR REPLACE CAN MAIN BUS LINES OR CONNECTOR (COMBINATION METER ASSEMBLY) |
|
2. |
CHECK HARNESS AND CONNECTOR (POWER SOURCE CIRCUIT) |
(a) Measure the resistance according to the value(s) in the table below. Standard Resistance:
|
|
(b) Reconnect the cable to the negative (-) battery terminal.
(c) Measure the voltage according to the value(s) in the table below.
Standard Voltage:
Tester Connection |
Switch Condition |
Specified Condition |
---|---|---|
F4-40 (B) - Body ground |
Always |
11 to 14 V |
F4-39 (IG+) - Body ground |
Ignition switch ON |
11 to 14 V |
OK | ![]() |
REPLACE COMBINATION METER ASSEMBLY |
NG | ![]() |
REPAIR OR REPLACE HARNESS OR CONNECTOR (POWER SOURCE CIRCUIT) |
Toyota CH-R Service Manual > Wireless Door Lock Control System(w/ Smart Key System): Operation Check
OPERATION CHECK
NOTICE WHEN CHECKING FOLLOWING
(a) Wireless door lock/unlock function:
This wireless door lock control function operates only when the following 3 conditions
are met:
(1) The engine switch is off.
(2) All of the doors are closed.
(3) The power door lock control system is oper ...
Toyota CH-R Service Manual > Charging System: Lost Communication with Alternator (P161A)
DESCRIPTION
The ECM and generator assembly detect reception errors respectively.
The generator assembly reception error detected by the generator assembly is
sent to the ECM via LIN communication. If an error occurs in the ECM or generator
assembly, the ECM determines there is a LIN communicat ...