BENDIX EC-60 ABS User Manual

42
Troubleshooting Diagnostic Trouble Codes:
Lateral Acceleration Sensor (LAS)
1. Follow the steps shown in the Yaw Rate Sensor
troubleshooting section for calibration and
troubleshooting of the Lateral Acceleration Sensors.
1st. Blink
Code
23
Location:
Lateral Acceleration
Sensor
2nd.
Blink
Code
Diagnostic Trouble
Code Description
Repair Information
1
LAS Signal Out of
Range
LAS signal incorrect. Verify proper installation of the YRS/LAS. Verify proper
wiring between the ECU and the YRS/LAS. Check YRS/LAS output. Perform
LAS calibration procedure.
2 LAS Calibration in
Progress
LAS calibration procedure is underway.
3 LAS Static
Calibration Error
LAS calibration error. Verify proper installation of the YRS/LAS. Verify proper
wiring between the ECU and the YRS/LAS. Check YRS/LAS output. Verify
that correct YRS/LAS is being used. Verify proper ECU programming. Perform
LAS calibration procedure.
4 LAS Long Term
Calibration Error
LAS calibration error. Verify proper installation of the YRS/LAS. Verify proper
wiring between the ECU and the YRS/LAS. Check YRS/LAS output. Verify
that correct YRS/LAS is being used. Verify proper ECU programming. Perform
LAS calibration procedure.
5 LAS Plausibility
Error (Inside ECU-
specic Limits)
ECU has detected an incorrect LAS signal. Verify proper installation of the
YRS/LAS. Verify proper wiring between the ECU and the YRS/LAS. Check
YRS/LAS output. Verify that correct YRS/LAS is being used. Verify proper
ECU programming. Perform LAS calibration procedure.
6 LAS Plausibility
Error (Outside ECU
–specic Limits)
ECU has detected an incorrect LAS signal. Verify proper installation of the
YRS/LAS. Verify proper wiring between the ECU and the YRS/LAS. Check
YRS/LAS output. Verify that correct YRS/LAS is being used. Verify proper
ECU programming. Perform LAS calibration procedure.
7 Erratic ESP Sensor
Signal
ECU has detected an erratic signal. Verify proper installation of the YRS/
LAS. Verify proper wiring between the ECU and the YRS/LAS. Check YRS/
LAS output. Verify that correct YRS/LAS is being used. Verify proper ECU
programming. Perform LAS calibration procedure.
(Note: When checking for voltage at YRS/LAS & SAS, the voltage will only be present momentarily at key ON.).

BENDIX EC-60 ABS Specifications

General

Type	ABS Controller
Function	Anti-lock Braking System control
Model	EC-60
Manufacturer	Bendix
Operating Temperature	-40°C to +85°C
Compatibility	Heavy-duty Vehicles