Lexus NX: Deceleration Sensor (C1245)
DESCRIPTION
The parking brake ECU assembly receives vehicle tilt information from the deceleration sensor (airbag ECU assembly) via CAN communication.
| DTC No. | Detection Item | DTC Detection Condition | Trouble Area | Memory | Note |
|---|---|---|---|---|---|
| C1245 | Deceleration Sensor | One of the following conditions is met:
| Deceleration sensor (Airbag ECU assembly) | Yes | An electric parking brake system malfunction is displayed on the multi-information display. |
CAUTION / NOTICE / HINT
NOTICE:
When replacing the deceleration sensor (airbag ECU assembly), perform zero point calibration.
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PROCEDURE
| 1. | CHECK DTC (ELECTRONICALLY CONTROLLED BRAKE SYSTEM) |
(a) Check for DTC.
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| DTC is output | .gif) | GO TO ELECTRONICALLY CONTROLLED BRAKE SYSTEM |
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| 2. | CHECK DTC (ELECTRIC PARKING BRAKE SYSTEM) |
(a) Clear the DTC.
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(b) Turn the power switch off.
(c) Check for DTC.
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| DTC is output | | REPLACE AIRBAG ECU ASSEMBLY |
| DTC is not output | | USE SIMULATION METHOD TO CHECK |
READ NEXT:
Open Circuit in Power Source Circuit (C13A0,C13A5,C13B0)
DESCRIPTION DTC No. Detection Item DTC Detection Condition Trouble Area Memory Note C13A0 Open Circuit in Power Source Circuit Both of following conditions are met:
Power switc
Short Circuit in Power Source Circuit (C13A1)
DESCRIPTION The following DTCs are stored when a malfunction occurs in the parking brake ECU assembly. DTC No. Detection Item DTC Detection Condition Trouble Area Memory Note C13A1
Engine Switch/Power Switch Malfunction (C13A2)
DESCRIPTION When the power switch is turned on (IG), power is supplied to the parking brake ECU assembly. This DTC is stored if the IG power source is not input to the parking brake ECU assembly when
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Replacement
REPLACEMENT PROCEDURE 1. REPLACE RING PIN NOTICE: It is not necessary to remove the ring pin unless it is being replaced. (a) Remove the 12 ring pins. (b) Using a plastic-faced hammer, install 12 new ring pins. *a Upper Side *b Lower Side *c 15 mm (0.591 in.) *d 14 mm (0.551 in.)
Lost Communication with Blind Spot Monitor Slave Module (U0232)
DESCRIPTION This DTC is stored when the blind spot monitor sensor LH judges that there is a communication error with the blind spot monitor sensor RH. DTC No. Detection Item DTC Detection Condition Trouble Area Note U0232 Lost Communication with Blind Spot Monitor Slave Module The
