C190E

SUSPENSION CONTROL: ACTIVE STABILIZER SUSPENSION SYSTEM: C1908: Open in Rear Metal Board Temperature Sensor Circuit

DTC C1908 - Open in Rear Metal Board Temperature Sensor Circuit

DTC C1909 - Short in Rear Metal Board Temperature Sensor Circuit

DTC C190A - Open in Rear Control Board Temperature Sensor Circuit

DTC C190B - Short in Rear Control Board Temperature Sensor Circuit

DTC C190E - Malfunction in Rear Active Stabilizer Control ECU Magnetic Pole Sensor Power Supply IC

DTC C190F - Malfunction in Rear Active Stabilizer Control ECU Main Relay Power Supply IC

DTC C1910 - Malfunction in Rear Active Stabilizer Control ECU Battery Sensor Power Supply IC

DTC C1912 - Malfunction in Rear Active Stabilizer Control ECU Short Relay Power Supply IC

DTC C1921 - Malfunction in Rear Active Stabilizer Control ECU EEPROM

DESCRIPTION

The rear active stabilizer control ECU consists of a metal board, control board, power source IC, step-up circuit, EEPROM, and other parts. If a problem occurs in the rear active stabilizer control ECU, DTCs C1908, C1909, C190A, C190B, C190E, C190F, C1910, C1912 and C1921 are stored.






INSPECTION PROCEDURE

PROCEDURE

1. CHECK OPERATION OF REAR ACTIVE STABILIZER CONTROL ECU
(a) Turn the engine switch off.
(b) Exchange the rear active stabilizer control ECU with the front active stabilizer control ECU.
(c) Connect Techstream to the DLC3.
(d) Turn the engine switch on (IG) and press the Techstream main switch ON.
(e) Clear the DTC Active Stabilizer Suspension System.
(f) Check for DTC.

Result





A -- CHECK INTERMITTENT PROBLEMS
B -- REPLACE REAR ACTIVE STABILIZER CONTROL ECU