Mahindra Maxximo Mini Van Vx 2012, Diagnostic Manual

Page: 118 / 274

Diagnostic Manual MAN-00183
MAXXIMO
MINIVAN
VX June 2012
/
Rev
1
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Mahindra Ltd.
118
COMPONENT LOCATION
Sl No DTC Description
1 P1792
Brake signal not plausible
2 P1791
Brake signal received is defective
NORMAL OPERATION
The brake main switch sends the output of 12V to ECU if the pedal is depressed and the brake redundant switch
sends 12V signal if the brake pedal is in released condition. The ECU checks whether the voltage is within the
specified limit (0 to 12V).
DTC Detecting Condition Probable Causes

The brake main switch output voltage remains in 0V
even after pressing the brake pedal

The brake redundant switch output voltage remains in
12V even after pressing the brake pedal

Harness or Connectors

Failed brake switch

Brake switch maladjustment