Toyota CH-R Service Manual: Entire Combination Meter does not Operate
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:
- Inspect the fuses of circuits related to this system before performing the following procedure.
- When replacing the combination meter assembly, always replace it with a new one. If a combination meter assembly which was installed to another vehicle is used, the information stored in it will not match the information from the vehicle and a DTC may be stored.
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 | .gif) |
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)
DESCRIPTION
The combination meter assembly communicates with the ECM, brake actuator assembly
(skid control ECU), power steering ECU assembly, main body ECU (multiplex network
body ECU), airbag s ...
Speedometer Malfunction
DESCRIPTION
The combination meter assembly receives vehicle speed signals from the skid control
ECU (brake actuator assembly) via CAN communication. The speed sensor detects the
wheel speed and s ...
Other materials:
Toyota CH-R Service Manual > Wiper Switch: Removal
REMOVAL
PROCEDURE
1. REMOVE LOWER STEERING COLUMN COVER
NOTICE:
Removing the lower steering column cover in the incorrect order will cause the
parts to break.
(a) Release the tilt and telescopic lever and fully extend and lower the steering
column assembly.
(b) Lock the tilt and telescopic ...
Toyota CH-R Service Manual > Front Evaporator Temperature Sensor(for Denso Made): Installation
INSTALLATION
PROCEDURE
1. INSTALL NO. 1 COOLER THERMISTOR
(a) Install the No. 1 cooler thermistor as shown in the illustration.
Installation Position:
Part
Length
A
50.0 mm (1.97 in.)
...
Toyota CH-R Owners Manual
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Toyota CH-R Service Manual
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