DTC P163B: 4WD ECU Malfunction [08/2019 - ]: Description
WARNING: This page is about a different variant/trim than selected.
This DTC is output when a malfunction is detected in the 4 wheel drive control ECU internal circuit.
| DTC No. |
Detection Item |
DTC Detection Condition |
Trouble Area |
| P163B |
4WD ECU Malfunction |
- Diagnosis Condition: Directly after the ignition switch is turned to ON, or when switching operations are performed with the ignition switch turned to ON
- Malfunction Status: 4 wheel drive control ECU internal circuit malfunction
- Malfunction Time: 0.5 seconds or more (directly after the ignition switch turned to ON, 0.05 seconds or more)
- Other: 1 trip detection logic
|
- Wire harness and connector
- Transfer shift actuator assembly
- A.D.D. actuator (differential vacuum actuator assembly)
- 4 wheel drive control ECU
|