Dtc P1705 (No. 51): Engine Coolant Temperature Signal Circuit Malfunction - Suzuki Liana RH413 Service Manual

5A-68 Automatic Transmission/Transaxle:

DTC P1705 (No. 51): Engine Coolant Temperature Signal Circuit Malfunction

Wiring Diagram
2
DTC Detecting Condition and Trouble Area
DTC detecting condition
• Too long high signal of pulse signal from ECM to TCM
continues out of specification.
or
• Too long low signal of pulse signal from ECM to TCM
continues out of specification.
or
• Too long or short low signal of pulse signal from ECM to
TCM is detected in continues 8 pulses.
DTC Confirmation Procedure
1) Connect scan tool to DLC with ignition switch OFF.
2) Clear DTCs in TCM and ECM memories by using scan tool.
3) After 2 minutes passed from turning ignition switch ON, check DTC, pending DTC and freeze frame data, if
available.
GRY/BLK
G04 -8
G08
C41
1. TCM 3. Terminal arrangement of TCM connector (viewed from harness side)
2. ECM 4. Terminal arrangement of ECM connector (viewed from harness side)
12V
G07-7
G07
7
G04
8
• Engine coolant temperature sensor or its circuit
malfunction
• Engine coolant temperature signal circuit from
ECM to TCM open or short
• TCM
• ECM
S3RH0A5104034
1
3
G03
4
I2RH0B510031-01
Trouble area