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Home >> Toyota >> 2021 >> Highlander LE, 4WD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 113 (Hybrid Control System (2WD) - Diagnostic Codes (6 Of 7)) >> HYBRID CONTROL SYSTEM (for 2WD) >> DTC P2600-9E: Motor/Generator Coolant Pump "A" Control Circuit Stuck On [12/2019 - 11/2023] >> Description

DTC P2600-9E: Motor/Generator Coolant Pump "A" Control Circuit Stuck On [12/2019 - 11/2023]: Description

WARNING: This page is about a different variant/trim than selected.

Refer to the description for DTC P2600-31.

Refer to DESCRIPTION 

DTC No. Detection Item DTC Detection Condition Trouble Area MIL Warning Indicate
P2600-9E Motor/Generator Coolant Pump "A" Control Circuit Stuck On When the OIL PMP relay is off, the NOPM input pulse signal is received.
(1 trip detection logic)
  • Hybrid vehicle control ECU
  • Wire harness or connector
  • OIL PMP relay
 Does not come on Master Warning:
Comes on
RELATED DATA LIST

DTC No. Data List
P2600-9E
  • Target Motor/Generator Cooling Oil Pump Motor Duty
  • Motor/Generator Cooling Oil Pump Motor Revolution
  • Motor/Generator Cooling Oil Pump Motor Power Relay Request

HINT: 

The oil pump with motor assembly cannot be activated only with the OIL PMP relay on. It is activated after receiving the command signals (OPM1) from the hybrid vehicle control ECU.

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