Mitsubishi L200. Manual - part 286
TROUBLESHOOTING
AUTOMATIC TRANSMISSION
23A-51
STEP 3. Connector check: B-14 Inhibitor switch
connector, C-208 J/B connector, C-52 <LHD> or
C-34 <RHD> and B-10 intermediate connector
Check for the contact with terminals.
Q: Is the check result normal?
YES :
Go to Step 4.
NO :
Repair the defective connector.
STEP 4. Check the harness between inhibitor
switch connector B-14 terminal No.7 and J/B
connector C-208 terminal No 2.
Check the power supply line for open circuit.
Q: Is the check result normal?
YES :
Go to Step 5.
NO :
Repair the wiring harness.
STEP 5. M.U.T.-III data list
Item 34: Inhibitor switch (Refer to Data List Refer-
ence Table
Q: Is the check result normal?
YES :
Intermittent malfunction (Refer to GROUP
00
− How to Cope with Intermittent
Malfunction ).
NO :
Replace the A/T-ECU.
STEP 6. Check the inhibitor switch.
Refer to
Q: Is the check result normal?
YES :
Go to Step 7.
NO :
Replace the inhibitor switch.
STEP 7. Connector check: B-14 inhibitor switch
connector, C-20 A/T-ECU connector, B-10
intermediate connector.
Check for the contact with terminals.
Q: Is the check result normal?
YES :
Go to Step 8.
NO :
Repair the defective connector.
STEP 8. Check the harness between inhibitor
switch connector B-14 terminal No.3, 2, 8, 1 A/T-
ECU connector C-20 terminal No.67, 56, 66, 55.
Check the output line for open circuit.
Q: Is the check result normal?
YES :
Go to Step 5.
NO :
Repair the wiring harness.
Code No.P1771 (P0705) Inhibitor switch system <4A/T>
INHIBITOR SWITCH SYSTEM CIRCUIT
Refer to
.
OPERATION
Refer to
.
DIAGNOSIS CODE SET CONDITIONS
If the inhibitor switch has been sending multiple sig-
nals for at least 30 seconds, the circuit may be open
and diagnosis code No.P1771 (P0705) is set.
PROBABLE CAUSES
• Malfunction of the inhibitor switch
• Damaged harness wires and connectors
• Malfunction of the A/T-ECU
DIAGNOSIS PROCEDURE
STEP 1. Check the inhibitor switch.
Refer to
Q: Is the check result normal?
YES :
Go to Step 2.
NO :
Replace the inhibitor switch.
STEP 2. Connector check: B-14 Inhibitor switch
connector, B-10 intermediate connector, C-20 A/
T-ECU connector
Check for the contact with terminals.
Q: Is the check result normal?
YES :
Go to Step 3.
NO :
Repair the defective connector.
STEP 3. Check the harness between inhibitor
switch connector B-14 terminal No.1, 8, 2, 3, 4, 5
and A/T-ECU connector C-20 terminal No.55, 66,
56, 67, 68, 58.
Check the output line for open circuit or short circuit.
Q: Is the check result normal?
YES :
Go to Step 4.
NO :
Repair the wiring harness.
STEP 4. M.U.T.-III data list
Item 34: Inhibitor switch
(Refer to data list
reference table).
Q: Is the check result normal?