CHECK MODE PROCEDURE
DESCRIPTION
(a) Check mode has a higher sensitivity to malfunctions and can detect malfunctions that cannot be detected in normal mode. Check mode can also detect all the malfunctions that can be detected in normal mode. In check mode, DTCs are stored with 1 trip detection logic.
CHECK MODE PROCEDURE
(a) Make sure that the following conditions are met:
(1) Battery voltage is 11 V or higher.
(2) The throttle valve is fully closed.
(3) The shift lever is in P or N.
(4) The A/C is turned off.
(b) Connect the Techstream to the DLC3.
(c) Turn the ignition switch to ON.
(d) Turn the Techstream on.
(e) Enter the following menus: Powertrain / Engine and ECT / Utility / Check Mode.
Powertrain > Engine and ECT > Utility
Tester Display |
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Check Mode |
(f) Check that the MIL flashes as shown in the illustration.
NOTICE:
(g) Start the engine. The MIL should turn off after the engine starts.
(h) Simulate the conditions of the malfunction described by the customer.
(i) After simulating the malfunction conditions, use the Techstream to check the DTC and freeze frame data.
Toyota CH-R Service Manual > Lighting System: IG Signal Circuit
DESCRIPTION
This circuit detects the ignition switch ON or off condition, and sends it to
the main body ECU (multiplex network body ECU).
WIRING DIAGRAM
CAUTION / NOTICE / HINT
NOTICE:
Inspect the fuses for circuits related to this system before performing
the following procedur ...
Toyota CH-R Service Manual > Charging System: Fail-safe Chart
FAIL-SAFE CHART
If any of the following DTCs are stored, the ECM enters fail-safe mode to allow
the vehicle to be driven temporarily.
DTC No.
Fail-safe Operation
Fail-safe Deactivation Condition
P161A
Generator command is maintained.
...