5A-44 Automatic Transmission/Transaxle:
DTC P0602: Control Module Programming Error
S7RS0B5104048
System Description
Internal control module is installed in ECM.
DTC Detecting Condition and Trouble Area
DTC Confirmation Procedure
1) Connect scan tool to DLC with ignition switch turned OFF.
2) Clear DTC, pending DTC and freeze frame data by using scan tool.
3) Start engine and run it at idle if possible.
4) Check DTC.
DTC Troubleshooting
DTC P0705: Transmission Range Sensor Circuit Malfunction (PRNDL input)
S7RS0B5104023
Wiring Diagram
DTC detecting condition Trouble area
Data programming error (1 driving cycle detection logic) TCM
Step Action Yes No
1 DTC check
1) Clear DTC referring to “DTC Clearance”.
2) Turn ignition switch to OFF position.
3) Turn ignition switch to ON position and check DTC.
Is DTC P0602 still indicated?
Go to Step 2. Intermittent trouble.
Check for intermittent
referring to “Intermittent
and Poor Connection
Inspection in Section
00”.
2 TCM reprogramming check
Was reprogramming of TCM executed?
Execute reprogramming
of TCM correctly once
again.
Go to Step 3.
3 TCM power ground circuit check
1) Check TCM power supply circuit and ground circuit
referring to “TCM Power and Ground Circuit Check”.
Are check results OK?
Substitute a known-
good TCM and recheck.
Repair TCM power or
ground circuit.
1. TCM 3. Backup lamp
2. Transmission range sensor [A]: Terminal arrangement of TCM connector (viewed from harness side)
2
P
R
N
D
2
L
3
1
PNK/BLK
RED
GRN
GRN/ORN
GRN/YEL
IG11
RED/BLK
LT GRN/BLK
C35-20
C35-1
C35-8
C35-7
C35-19
C35-18
C34
20 19
87
18
1
C35
[A]
I4RS0A510010-01
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