Diagnostic Manual MAN-00183
MAXXIMO MINIVAN VX June 2012/Rev 1
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Mahindra Ltd.
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NORMAL OPERATION
During the ICO no injection is taking place
DTC Detecting Condition Probable Causes
During the overrun monitoring it observes that the injection is
taking place (when it is not supposed to do so, it takes cognizance
of the injections which are supposed to take place due to ZFC and
FBC, this is above that). If it is more than 8 times then the reaction
is injection cut off.
ECU Failure
LAMP STATUS
Engine check lamp OFF
FAULT REACTION
Engine will shut off
TEST PROCEDURE
1.
Switch ON Ignition.
2.
Using ‘Smart Tester’, clear the ECU faults.
3.
Switch OFF Ignition key and wait for 2 minutes.
4.
Switch ON Ignition.
5.
Using smart tester check whether any of the above mentioned fault is present.
6.
If fault is still present, switch OFF ignition.
7.
Replace the ECU with a new one (follow the ECU replacement procedure) and repeat steps 4 & 5.
8.
If fault is not present in the new ECU, then the old ECU is defective and has to
be sent back to M&M
Note : Please send CrFr and get approval before step 8
Sl No DTC DESCRIPTION
1
P1670
Shut off request of injection cut off
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