Body Electrical. Toyota Rav4. Aca30, 33, 38 Gsa33 Zsa30, 35
Park Assist Monitoring. Toyota Rav4. Aca30, 33, 38 Gsa33 Zsa30, 35
Rear View Monitor System (W/ Navigation System) -- Terminals Of Ecu |
CHECK NAVIGATION RECEIVER ASSEMBLY (for HDD Navigation System) |

Disconnect the E52 navigation receiver assembly connector.
Measure the voltage and resistance according to the value(s) in the table below.
If the result is not as specified, there may be a malfunction on the wire harness side.Terminal No. (Symbol) Wiring Color Terminal Description Condition Specified Condition E52-7 (GND) - Body ground BR - Body ground Ground Always Below 1 Ω E52-3 (ACC) - E52-7 (GND) GR - BR Accessory (On) Ignition switch off Below 1 V Ignition switch ACC 11 to 14 V E52-4 (B) - E52-7 (GND) L - BR Battery Always 11 to 14 V Reconnect the E52 navigation receiver assembly connector.
Measure the voltage according to the value(s) in the table below.
If the result is not as specified, the navigation receiver assembly may have a malfunction.Terminal No. (Symbol) Wiring Color Terminal Description Condition Specified Condition E106-2 (CA+) - E106-12 (CGND) B - Shielded Power source Ignition switch ON, shift lever in R 5.8 to 6.2 V E106-12 (CGND) - Body ground Shielded - Body ground Shielding Always Below 1 V E57-4 (BTCY) - Body ground LG - Body ground Back door courtesy light switch signal Back door open Below 1 V Back door closed 11 to 14 V E57-5 (REV) - E52-7 (GND) R - BR Reverse signal Ignition switch ON, shift lever in R 11 to 14 V Ignition switch ON, shift lever not in R Below 1 V E106-1 (V+) - E106-11 (V-) W - R Display signal Ignition switch ON, shift lever in R Waveform 1 Ignition switch ON, shift lever in R, screen blacked out by covering camera lens Waveform 2 Using an oscilloscope, check waveform 1.
Measurement Condition Item Content Terminal No. (Symbol) E106-1 (V+) - E106-11 (V-) Tool Setting 0.2 V/DIV., 50 μs/DIV. Condition Ignition switch ON, shift lever in R Using an oscilloscope, check waveform 2.
Measurement Condition Item Content Terminal No. (Symbol) E106-1 (V+) - E106-11 (V-) Tool Setting 0.2 V/DIV., 50 μs/DIV. Condition Ignition switch ON, shift lever in R, screen blacked out by covering camera lens
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CHECK NAVIGATION RECEIVER ASSEMBLY (for DVD Navigation System with 3ZR-FAE) |

Disconnect the E52 navigation receiver assembly connector.
Measure the voltage and resistance according to the value(s) in the table below.
If the result is not as specified, there may be a malfunction on the wire harness side.Terminal No. (Symbol) Wiring Color Terminal Description Condition Specified Condition E52-7 (GND) - Body ground BR - Body ground Ground Always Below 1 Ω E52-3 (ACC) - E52-7 (GND) GR - BR Accessory (On) Ignition switch off Below 1 V Ignition switch ACC 11 to 14 V E52-4 (B) - E52-7 (GND) L - BR Battery Always 11 to 14 V Reconnect the E52 navigation receiver assembly connector.
Measure the voltage according to the value(s) in the table below.
If the result is not as specified, the navigation receiver assembly may have a malfunction.Terminal No. (Symbol) Wiring Color Terminal Description Condition Specified Condition E106-2 (CA+) - E106-12 (CGND) B - Shielded Power source Ignition switch ON, shift lever in R 5.8 to 6.2 V E106-12 (CGND) - Body ground Shielded - Body ground Shielding Always Below 1 V E57-4 (BTCY) - Body ground LG - Body ground Back door courtesy light switch signal Back door open Below 1 V Back door closed 11 to 14 V E57-5 (REV) - E52-7 (GND) R - BR Reverse signal Ignition switch ON, shift lever in R 11 to 14 V Ignition switch ON, shift lever not in R Below 1 V E106-1 (V+) - E106-11 (V-) W - R Display signal Ignition switch ON, shift lever in R Waveform 1 Ignition switch ON, shift lever in R, screen blacked out by covering camera lens Waveform 2 Using an oscilloscope, check waveform 1.
Measurement Condition Item Content Terminal No. (Symbol) E106-1 (V+) - E106-11 (V-) Tool Setting 0.2 V/DIV., 50 μs/DIV. Condition Ignition switch ON, shift lever in R Using an oscilloscope, check waveform 2.
Measurement Condition Item Content Terminal No. (Symbol) E106-1 (V+) - E106-11 (V-) Tool Setting 0.2 V/DIV., 50 μs/DIV. Condition Ignition switch ON, shift lever in R, screen blacked out by covering camera lens
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CHECK NAVIGATION RECEIVER ASSEMBLY (for DVD Navigation System except 3ZR-FAE) (RAV4_ACA30 RM0000020E8002X.html) |