DESCRIPTION
The main body ECU (multiplex network body ECU) sends signals to the tire pressure warning ECU and receiver via a direct line.
DTC No. |
Detection Item |
DTC Detection Condition |
Trouble Area |
Note |
---|---|---|---|---|
C2179/79 |
Tire Pressure Monitor ECU Communication Stop |
Communication between the main body ECU (multiplex network body ECU) and tire pressure warning ECU and receiver is interrupted for 10 seconds or more. |
|
- |
WIRING DIAGRAM
CAUTION / NOTICE / HINT
NOTICE:
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*: w/ Smart Key System
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PROCEDURE
1. |
CHECK HARNESS AND CONNECTOR (TIRE PRESSURE WARNING ECU AND RECEIVER - MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU)) |
(a) Turn the ignition switch off.
(b) Disconnect the M23 tire pressure warning ECU and receiver connector.
(c) Disconnect the F15 main body ECU (multiplex network body ECU) connector.
(d) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
Tester Connection |
Condition |
Specified Condition |
---|---|---|
M23-5 (PRG) - F15-5 (PRG) |
Always |
Below 1 Ω |
M23-5 (PRG) or F15-5 (PRG) - Body ground |
Always |
10 kΩ or higher |
NG |
REPAIR OR REPLACE HARNESS OR CONNECTOR |
|
2. |
REPLACE TIRE PRESSURE WARNING ECU AND RECEIVER |
(a) Replace the tire pressure warning ECU and receiver.
Click here
|
3. |
CHECK DTC OUTPUT |
(a) Clear the DTCs.
Click here
Chassis > Tire Pressure Monitor > Clear DTCs(b) Turn the ignition switch off.
(c) Turn the ignition switch to ON.
(d) Check for DTCs.
Click here
Chassis > Tire Pressure Monitor > Trouble CodesOK:
DTC C2179/79 is not output.
OK |
END |
NG |
REPLACE MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU) |
Toyota CH-R Service Manual > Park / Neutral Position Switch: Removal
REMOVAL
PROCEDURE
1. REMOVE NO. 1 ENGINE UNDER COVER
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2. REMOVE REAR ENGINE UNDER COVER LH
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3. REMOVE NO. 2 CYLINDER HEAD COVER
Click here
4. REMOVE RADIATOR COVER
Click here
5. REMOVE NO. 1 AIR CLEANER INLET
Click here
6. REMOVE AIR CLEA ...
Toyota CH-R Service Manual > Blind Spot Monitor System: Blind Spot Monitor Slave Module (C1AB7)
DESCRIPTION
This DTC is stored when the blind spot monitor sensor RH (Slave) detects an internal
malfunction.
DTC No.
Detection Item
DTC Detection Condition
Trouble Area
C1AB7
Blind Spot Monitor Slave Module
The b ...