DESCRIPTION
This circuit is the power source circuit for the combination meter assembly. This circuit provides two types of power sources; one is a constant power source, and the other is an IG power source.
WIRING DIAGRAM
CAUTION / NOTICE / HINT
NOTICE:
PROCEDURE
|
1. |
CHECK HARNESS AND CONNECTOR (COMBINATION METER ASSEMBLY CIRCUIT) |
(a) Disconnect the F4 combination meter assembly connector.
(b) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
|
Tester Connection |
Condition |
Specified Condition |
|---|---|---|
|
F4-21 (ET) - 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 |
|---|---|---|
|
F4-39 (IG+) - Body ground |
Ignition switch off |
Below 1 V |
|
Ignition switch ON |
11 to 14 V |
|
|
F4-40 (B) - Body ground |
Always |
11 to 14 V |
| OK | |
REPLACE COMBINATION METER ASSEMBLY |
| NG | |
REPAIR OR REPLACE HARNESS OR CONNECTOR |
Lost Communication with ECM / PCM "A" (U0100,U0129,U0131,U0142,U0151,U0182,U0235,U023A)
Speedometer MalfunctionToyota CH-R Service Manual > Immobiliser System(w/o Smart Key System): Engine does not Start but Initial Combustion Occurs
DESCRIPTION
If the key ID codes of the key and transponder key ECU assembly match, the immobiliser
system is unset and the engine start permission signal is sent to the ECM. When
the ID codes of the transponder key ECU assembly and ECM match, the engine starts.
WIRING DIAGRAM
CAUTION / NOTI ...
Toyota CH-R Service Manual > Navigation System: Operation Check
OPERATION CHECK
CHECK NAVIGATION SYSTEM NORMAL CONDITION
(a) If the cause of a symptom is any of the following, the corresponding symptom
is normal; it is not due to a malfunction.
Symptom
Answer
A longer route than expected is chosen.
Depending ...