Plausibility Error Between App Signal1 And Signal2; Accelerator Pedal Plausibility - Mahindra Quanto Ems Diagnostic Manual

DIAGNOSTIC MANUAL
QUANTO
P2138

ACCELERATOR PEDAL PLAUSIBILITY

The Accelerator pedal module (APM) is mounted in place of accelerator pedal and is connected to the ECU
by wires. The function checks both the acceleration pedal signals for plausibility and makes the test result.
The ECU also checks the ratio of both the signals. If the difference between both the signals goes
beyond the maximum range then it is taken as a failure
NORMAL OPERATION

Ignition ON

During Ignition ON, EMS ECU compares both APP1 and APP2
signals and the difference is within the maximum range.
DTC DETECTING CONDITIONS

Ignition ON

EMS ECU supply voltage 8-16V

The difference between APP1 and APP2 signals are more than
the maximum range
DTC REACTIONS

OBD check lamp continuously ON

Engine rpm limited to 1200 .Vehicle in limp home mode
HEALING CONDITION

Ignition Off/On
The repair methods given by the manufacturer in this document are based on the technical specifications, current at the time of release. The methods may be modified as a result of changes introduced by the
manufacturer in the production of the various component units and accessories from which the vehicles are manufactured. The reproduction, translation, transmission, in part of or whole of the present document,
are prohibited without the prior written consent of Mahindra & Mahindra Ltd. The use of this document by any person other than the trained personnel, at the Authorized Service Centre of Mahindra & Mahindra Ltd.,
will amount to unauthorized use and shall be liable for penalty/prosecution© 2012 Mahindra & Mahindra Ltd.
EMS

PLAUSIBILITY ERROR BETWEEN APP SIGNAL1 AND SIGNAL2

DTC INFORMATION
MAN-00201
SEP 2012/Rev 1
PROBABLE CAUSES OF FAILURE

Short /open in
accelerator pedal
module circuit

Faulty accelerator pedal
module

Faulty EMS ECU
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