DTC P0617: Starter Relay Circuit High [08/2017 - 08/2018]: Procedure
WARNING: This page is about a different car, the 2018 Toyota Sequoia, 2017 Toyota Sequoia, and 2016 Toyota Sequoia. However, it is still accessible from the selected car via links, so may be relevant.
- READ VALUE USING TECHSTREAM (STARTER SIGNAL)
- Connect the Techstream to the DLC3.
- Turn the ignition switch to ON and turn the Techstream on.
- Enter the following menus: Powertrain / Engine and ECT / Data List / All Data / Starter Signal.
- Check the value displayed on the Techstream when the ignition switch is turned to the ON and START positions.
OK
Ignition Switch Position Starter Signal ON OFF START ON
Result:
OK
CHECK FOR INTERMITTENT PROBLEMS
(Refer to CHECK FOR INTERMITTENT PROBLEMS [08/2015 - 08/2018] )
Result:
NG
See step 2
- INSPECT PARK/NEUTRAL POSITION SWITCH ASSEMBLY
- Disconnect the D21 park/neutral position switch assembly connector.
- Measure the resistance according to the value(s) in the table below.
Standard resistance
Tester Connection Condition Specified Condition 4 (B) - 5 (L) Shift lever position P Below 1 Ω Shift lever position N Below 1 Ω Shift lever position not on P or N 10 kΩ or higher 2 (RB) - 5 (L) All positions 10 kΩ or higher RESULTResult Proceed to NG A OK B
Result:
B
See step 5
Result:
A
See step 3
- REPLACE PARK/NEUTRAL POSITION SWITCH ASSEMBLY
- Replace the park/neutral position switch assembly (Refer to REMOVAL [08/2015 - ] ).
Result:
NEXT
See step 4
- READ VALUE USING TECHSTREAM (STARTER SIGNAL)
- Connect the Techstream to the DLC3.
- Turn the ignition switch to ON and turn the Techstream on.
- Enter the following menus: Powertrain / Engine and ECT / Data List / All Data / Starter Signal.
- Check the value displayed on the Techstream when the ignition switch is turned to the ON and START positions.
OK
Ignition Switch Position Starter Signal ON OFF START ON
Result:
OK
SYSTEM OK
Result:
NG
See step 5
- INSPECT IGNITION SWITCH ASSEMBLY
- Disconnect the H10 ignition switch assembly connector.
- Measure the resistance according to the value(s) in the table below.
Standard resistance
Tester Connection Switch Condition Specified Condition 5 (AM2) - 7 (ST2) Ignition switch position LOCK 10 kΩ or higher Ignition switch position START Below 1 Ω RESULTResult Proceed to NG A OK B
Result:
B
See step 8
Result:
A
See step 6
- REPLACE IGNITION SWITCH ASSEMBLY
- Replace the ignition switch assembly (Refer to REMOVAL [08/2015 - 08/2018] ).
Result:
NEXT
See step 7
- READ VALUE USING TECHSTREAM (STARTER SIGNAL)
- Connect the Techstream to the DLC3.
- Turn the ignition switch to ON and turn the Techstream on.
- Enter the following menus: Powertrain / Engine and ECT / Data List / All Data / Starter Signal.
- Check the value displayed on the Techstream when the ignition switch is turned to the ON and START positions.
OK
Ignition Switch Position Starter Signal ON OFF START ON
Result:
OK
SYSTEM OK
Result:
NG
See step 8
- REPAIR OR REPLACE HARNESS OR CONNECTOR (PNP SWITCH - STA TERMINAL OF ECM)
Result:
NEXT
See step 9
- CHECK WHETHER DTC OUTPUT RECURS
- Connect the Techstream to the DLC3.
- Turn the ignition switch to ON.
- Turn the Techstream on.
- Clear DTCs (Refer to DTC CHECK / CLEAR [08/2015 - 08/2018] ).
- Drive the vehicle in accordance with the driving pattern described in the Confirmation Driving Pattern.
- Enter the following menus: Powertrain / Engine and ECT / Trouble Codes.
- Read DTCs.RESULT
Result Proceed to P0617 is output A No DTC is output B
Result:
A
REPLACE ECM
(Refer to REMOVAL [08/2015 - 08/2018] )
Result:
B
SYSTEM OK