PREVOST X3-45 Multiplex, Руководство по обслуживанию

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3 Diagnostics, Troubleshooting and Testing
22 Meritor WABCO Maintenance Manual MM-0112 (Revised 07-05)
J1939 Datalink Verification — Pro-Link
®
Plus
The Pro-Link
®
Plus diagnostic tool may be used to verify J1939 datalink connection. If you do not have a Pro-Link
®
Plus, you can use the blink
code switch to verify this connection.
1. Turn ignition ON. Press blink code switch — hold for three
seconds.
A. ATC indicator lamp will come on and stay on for the entire
test.
If the vehicle is not equipped with ATC, the ATC indicator
lamp will not come on.
B. ABS indicator lamp will come on and blink eight times.
If the lamp does not blink eight times, there are faults that
must be cleared before you continue with this test.
C. The eight quick flashes will be followed by the system
configuration code. A 4S/4M (two blinks) system is
identified here.
The system configuration code will continue during the
entire test.
2. Activate the J1939 engine torque reduction code, as follows:
A. Step on the accelerator. Bring the engine to 1000 rpm.
Leave your foot on the accelerator during the entire test.
B. While the engine is at 1000 rpm, press the blink code
switch twice, as follows:
Press for one second
Release for one second
Press for one second
Release for one second
C. The engine will go to idle for approximately 10 seconds
and then return to 1000 rpm.
3. Turn ignition OFF.
Test complete, engine torque reduction command verified.
ON OFF
3 Second Hold
IGNITION ON
ATC
8 Quick Blinks = Faults Cleared
Continues
During Test
(2) (2) (2)
System ID
Pause
4 s
Pause
4 s
System ID System ID
RPM
IDLE
1000
1 Second
Hold
Pause
1 Second
Hold
Pause
RPM
IDLE
1000
ON OFF
RPM
IDLE
1000
4004004a
A.
B.
C.
2.
1.
B.
C.
3.
A.