Toyota 4Runner Quiz
Power Source / Network

Combination Meter ECU Communication Stop Mode

In this manual: Power Source / Network
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DESCRIPTION

Detection Item

Symptom

Trouble Area

Combination Meter ECU Communication Stop Mode

Either condition is met:

  • "Combination Meter" is not displayed on the "CAN Bus Check" screen.
  • "Combination Meter ECU Communication Stop Mode" in "DTC Combination Table" applies.
  • Power source or inside combination meter assembly
  • Combination meter assembly
WIRING DIAGRAM
CAUTION / NOTICE / HINT

NOTICE:

Inspect the fuses for circuits related to this system before performing the following inspection procedure.

PROCEDURE

  1. CHECK HARNESS AND CONNECTOR (COMBINATION METER ASSEMBLY - BATTERY AND BODY GROUND)

(a) Disconnect the F14 combination meter assembly connector.

(b) Measure the resistance according to the value(s) in the table below.

Standard Resistance:

Tester Connection

Condition

Specified Condition

F14-20 (E1) - Body ground

Always

Below 1 Ω

(c) Measure the voltage according to the value(s) in the table below.

Standard Voltage:

Tester Connection

Switch Condition

Specified Condition

F14-15 (B) - Body ground

Always

11 to 14 V

F14-17 (IG+) - Body ground

Ignition switch ON

11 to 14 V
Text in Illustration

*a

Front view of wire harness connector

(to Combination Meter Assembly)

OK

REPLACE COMBINATION METER ASSEMBLY

NG

REPAIR OR REPLACE HARNESS OR CONNECTOR

Test yourself

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