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TIAGO/TIGOR AMT Gasoline
DTC Troubleshooting Guide
Version: 4.0
Date: 18-04-2017
Author: Sathi/Anupama
Page: 417 of 427
Copyright ©
TATA MOTORS Ltd.
This document must not be used in any way, such as copying and redistributing to third parties, without the consent of author.
13
P0805-
02
Clutch Position Sensor Circuit–
Fixed Signal High Level
-Short to V supply or open circuit on
Sensor signal
-Short to Supply or open circuit on TCU
-Sensor GND loss
-Sensor supply loss
- Loose mechanical
fitment of TCU
-Loose mechanical
fitment of Sensor
-Loose or damage or
short circuit internally
-TCU internal damage
14
P0805-
01
Clutch Position Sensor Circuit–
Fixed Signal low Level
-Short circuit to GND on Sensor
-Short circuit to GND on TCU
- Loose mechanical
fitment of TCU
-Loose mechanical
fitment of Sensor
-Loose or damage or
short circuit internally
15
P0805-
03
Clutch Position Sensor Circuit–
Period Error
-Sensor Problem
-Sensor damage
- TCU internal damage
16
P0805-
05
Clutch Position Sensor Circuit–
PWM Duty high
-Sensor problem
-Sensor damage
- TCU internal damage
17
P0805-
04
Clutch Position Sensor Circuit–
PWM Duty low
-sensor Algorithm Error (sensor problem,
magnet lost)
-Sensor damage
- TCU internal damage
18
P1852-
02
Clutch Position/Hydraulic
Pressure Sensor – Wrong
supply voltage Vbatt Error
-TCU damage
-Short to V supply or open circuit on
Sensor supply
- Loose mechanical
fitment of TCU
-Loose mechanical
fitment of Sensor
-Loose or damage or
short circuit internally
-TCU internal damage
19
P1852-
01
Clutch Position/Hydraulic
Pressure Sensor – Wrong
supply voltage GND Error
-TCU damage
- Short circuit to GND On Sensor supply
- Short circuit to GND On TCU
- Loose mechanical
fitment of TCU
-Loose mechanical
fitment of Sensor
-Loose or damage or
short circuit internally
-TCU internal damage
20
P0932-
02
Hydraulic Pressure Sensor
Circuit– Signal over Max
Threshold
-Short to V supply or open circuit on
Sensor signal
-Short to Supply or open circuit on TCU
-Sensor GND loss
-Sensor supply loss
- Loose mechanical
fitment of TCU
-Loose mechanical
fitment of Sensor
-Loose or damage or
short circuit internally
-TCU internal damage
21
P0932-
01
Hydraulic Pressure Sensor
Circuit– Signal under Min
Threshold
-Short circuit to GND on Sensor
-Short circuit to GND on TCU
- Loose mechanical
fitment of TCU
-Loose mechanical
fitment of Sensor
-Loose or damage or
short circuit internally
-TCU internal damage
22
P0932-
07
Hydraulic Pressure Sensor
Circuit– Wrong value sensor
Sensor damage
- Loose mechanical
fitment of TCU