DESCRIPTION
If a malfunction in the SFI system is detected, the operation of VSC and TRAC is prohibited by the fail-safe function. When the signals from the engine are received normally, fail-safe control is canceled.
DTC No. |
Detection Item |
DTC Detection Condition |
Trouble Area |
---|---|---|---|
C1201 |
Engine Control System Malfunction |
Engine control system malfunction signal continues for 2.5 seconds. |
SFI system |
PROCEDURE
1. |
CHECK SFI SYSTEM |
(a) Check if SFI system DTCs are output.
w/o Canister Pump Module: Click here
w/ Canister Pump Module: Click here
Result |
Proceed to |
---|---|
DTCs are not output. |
A |
DTCs are output.(w/o Canister Pump Module) |
B |
DTCs are output.(w/ Canister Pump Module) |
C |
HINT:
If troubleshooting has been carried out according to Problem Symptoms Table, refer back to the table and proceed to the next step before replacing parts.
Click here
A | ![]() |
REPLACE ECM |
B | ![]() |
INSPECT SFI SYSTEM |
C | ![]() |
INSPECT SFI SYSTEM
|
Toyota CH-R Service Manual > Immobiliser System(w/ Smart Key System): Diagnostic Trouble Code Chart
DIAGNOSTIC TROUBLE CODE CHART
Immobiliser System
DTC No.
Detection Item
Link
B2779
Engine Starter Communication Malfunction
B2784
Antenna Coil Open / Short
B278A
...
Toyota CH-R Service Manual > Audio / Video: Radio Receiver(for Radio Receiver Type)
Components
COMPONENTS
ILLUSTRATION
*1
INSTRUMENT CLUSTER FINISH CENTER PANEL SUB-ASSEMBLY
*2
RADIO RECEIVER ASSEMBLY WITH BRACKET
ILLUSTRATION
*1
NO. 1 RADIO BRACKET
*2
NO. 2 RADIO BRACKET
...