CAUTION / NOTICE / HINT HINT:
PROCEDURE
(a) Measure the battery voltage. Standard voltage: 11 to 14 V If the voltage is below 11 V, replace or recharge the battery before proceeding to the next step.
(a) Use the Techstream to check if the CAN communication system is functioning normally. Click here OK: CAN communication system is functioning normally.
(a) Check for DTCs and note any codes that are output. Click here (b) Clear the DTCs. Click here (c) Recheck for DTCs. Try to reproduce the DTCs by duplicating the conditions indicated by the DTCs. Click here
HINT: Refer to Problem Symptoms Table. Click here
(a) Terminals of ECU Click here (b) Data List / Active Test Click here
NOTICE:
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Toyota Tundra Service Manual > Touch Select 2-4 And High-low System: Transfer Synchronization Actuator Circuit Open (P17A5,P17A6)
DESCRIPTION This DTC is detected when an open circuit or short to ground is detected in the solenoid coil drive circuit. DTC Code DTC Detection Condition Diagnosis Condition Malfunction Status Malfunction Time Other Trouble Area P17A5 Ignition switch ON (when not switching between 2WD and 4H) Open c ...