DESCRIPTION
The ECM and generator assembly detect reception errors respectively.
The generator assembly reception error detected by the generator assembly is sent to the ECM via LIN communication. If an error occurs in the ECM or generator assembly, the ECM determines there is a LIN communication error and stores this DTC.
DTC No. |
Detection Item |
DTC Detection Condition |
Trouble Area |
---|---|---|---|
P161A |
Lost Communication with Alternator |
Generator assembly or ECM communication stop for about 17 minutes or more with the ignition switch ON. (1 trip detection logic) |
|
WIRING DIAGRAM
PROCEDURE
1. |
CHECK CHARGING SYSTEM |
(a) Check the charging system.
Click here
NG |
REPAIR OR REPLACE CHARGING SYSTEM |
|
2. |
CHECK HARNESS AND CONNECTOR (ECM - GENERATOR WITH REGULATOR ASSEMBLY) |
(a) Disconnect the C63 ECM connector.
(b) Disconnect the C37 generator assembly connector.
(c) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
Tester Connection |
Condition |
Specified Condition |
---|---|---|
C63-61 (LIN) - C37-2 (LIN) |
Always |
Below 1 Ω |
C63-61 (LIN), C37-2 (LIN) - body ground |
Always |
10 kΩ or higher |
OK |
REPLACE GENERATOR ASSEMBLY |
NG |
REPAIR OR REPLACE HARNESS OR CONNECTOR |
Toyota CH-R Service Manual > Navigation System: Noise Occurs or Sound Skips when Portable Player Plays
CAUTION / NOTICE / HINT
HINT:
Perform this check with the portable player volume set at an appropriate
level.
Make sure that there are no obstructions between the portable player
and the radio and display receiver assembly that may block signals, and
that the portable playe ...
Toyota CH-R Service Manual > Power Window Control System: Auto Up Operation does not Fully Close Power Window (Jam Protection Function
is Activated)
DESCRIPTION
If a door glass does not slide smoothly or a power window regulator motor assembly
or door window regulator sub-assembly does not operate smoothly, the jam protection
function may be triggered automatically, resulting in the auto up operation being
unable to fully close the power ...