Terminals Of Position Control Ecu And Switch Assembly [12/2013 - ]
- CHECK POSITION CONTROL ECU AND SWITCH ASSEMBLY
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
- Disconnect the e6 and e7 position control ECU and switch assembly connectors.
- Measure the voltage and resistance according to the value(s) in the table below.
HINT:
Measure the values on the wire harness side with the connector disconnected.
Terminal No. (Symbol) Wiring Color Terminal Description Condition Specified Condition e6-2 (GND) - Body ground W-B - Body ground Ground Always Below 1 Ω e6-7 (+B) - e6-2 (GND) W - W-B Battery power supply Always 11 to 14 V e7-12 (SYSB) - e6-2 (GND) G - W-B System power source Always 11 to 14 V e7-3 (IG) - e6-2 (GND) Y - W-B Ignition power supply Engine switch on (IG) 11 to 14 V Engine switch off Below 1 V - Reconnect the e6 and e7 position control ECU and switch assembly connectors.
- Measure the voltage and resistance according to the value(s) in the table below.
Terminal No. (Symbol) Wiring Color Terminal Description Condition Specified Condition e6-6 (+B2) - e6-2 (GND) SB - W-B Lumbar support adjustment motor power source Always 11 to 14 V e6-1 (GND2) - Body ground W-B - Body ground Lumbar support adjustment motor ground Always Below 1 Ω e6-3 (SLD+) - e6-2 (GND) L - W-B Slide motor signal (forward) Slide switch off Below 1 V Slide switch on (Forward) 11 to 14 V e6-4 (SLD-) - e6-2 (GND) GR - W-B Slide motor signal (rearward) Slide switch off Below 1 V Slide switch on (Rearward) 11 to 14 V e6-5 (FRV-) - e6-2 (GND) R - W-B Front vertical motor signal (downward) Front vertical switch off Below 1 V Front vertical switch on (Downward) 11 to 14 V e6-8 (FRV+) - e6-2 (GND) B - W-B Front vertical motor signal (upward) Front vertical switch off Below 1 V Front vertical switch on (Upward) 11 to 14 V e6-9 (RCL+) - e6-2 (GND) P - W-B Reclining motor signal (forward) Reclining switch off Below 1 V Reclining switch on (Forward) 11 to 14 V e6-11 (RCL-) - e6-2 (GND) LG - W-B Reclining motor signal (rearward) Reclining switch off Below 1 V Reclining switch on (Rearward) 11 to 14 V e6-10 (LFT+) - e6-2 (GND) V - W-B Lifter motor signal (upward) Lifter switch off Below 1 V Lifter switch on (Upward) 11 to 14 V e6-12 (LFT-) - e6-2 (GND) G - W-B Lifter motor signal (downward) Lifter switch off Below 1 V Lifter switch on (Downward) 11 to 14 V
- CHECK OUTER MIRROR CONTROL ECU ASSEMBLY (DRIVER DOOR)
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
- Disconnect the I2 outer mirror control ECU assembly (driver door) connector.
- Measure the voltage and resistance according to the value(s) in the table below.
HINT:
Measure the values on the wire harness side with the connector disconnected.
Terminal No. (Symbol) Wiring Color Terminal Description Condition Specified Condition I2-6 (CPUB) - I2-7 (GND) BE - BR Battery power supply Always 11 to 14 V I2-14 (BDR) - I2-7 (GND) L - BR Battery power supply Always 11 to 14 V I2-5 (SIG) - I2-7 (GND) R - BR Ignition power supply Engine switch on (IG) 11 to 14 V Engine switch off Below 1 V I2-7 (GND) - Body ground BR - Body ground Ground Always Below 1 Ω - Reconnect the I2 outer mirror control ECU assembly (driver door) connector.
- Measure the voltage according to the value(s) in the table below.
Terminal No. (Symbol) Wiring Color Terminal Description Condition Specified Condition I2-1 (MM) - I2-7 (GND) LG - BR SET switch signal for seat memory switch LH SET switch on Below 1 V SET switch off 11 to 14 V I2-2 (M1) - I2-7 (GND) Y - BR M1 switch signal for seat memory switch LH M1 switch on Below 1 V M1 switch off 11 to 14 V I2-3 (M2) - I2-7 (GND) G - BR M2 switch signal for seat memory switch LH M2 switch on Below 1 V M2 switch off 11 to 14 V
- CHECK MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU) AND INSTRUMENT PANEL JUNCTION BLOCK ASSEMBLY Fig 3: Main Body ECU (Multiplex Network Body ECU) And Instrument Panel Junction Block Assembly Connector End Views, 2 Connectors, F18 & F19
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
*A Main Body ECU (Multiplex Network Body ECU) with 2 Connectors - - *1 Main Body ECU (Multiplex Network Body ECU) - - *a 2 Connectors - - Fig 4: Main Body ECU (Multiplex Network Body ECU) And Instrument Panel Junction Block Assembly Connector End Views, 3 Connectors, F18, F19 & F20Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
*A Main Body ECU (Multiplex Network Body ECU) with 3 Connectors - - *1 Main Body ECU (Multiplex Network Body ECU) - - *a 3 Connectors - - - Remove the main body ECU (multiplex network body ECU) from the instrument panel junction block assembly.
Refer to REMOVAL [12/2013 - ]
- Reconnect the instrument panel junction block assembly connectors.
- Measure the voltage and resistance according to the value(s) in the table below.
HINT:
Measure the values on the wire harness side with the connector disconnected.
Terminal No. (Symbol) Wiring Color Terminal Description Condition Specified Condition MB-31 (BECU) - Body ground - Battery power supply Always 11 to 14 V MB-32 (IG) - Body ground - Ignition power supply Engine switch on (IG) 11 to 14 V Engine switch off Below 1 V MB-30 (ACC) - Body ground - Ignition power supply Engine switch on (ACC) 11 to 14 V Engine switch off Below 1 V MB-11 (GND1) - Body ground - Ground Always Below 1 Ω F19-6 (FLCY) - Body ground GR - Body ground Front door courtesy light switch assembly (driver door) input Front door LH closed (OFF) → open (ON) 10 kΩ or higher → Below 1 Ω
- Remove the main body ECU (multiplex network body ECU) from the instrument panel junction block assembly.